Using uninitialized_var() is dangerous as it papers over real bugs[1]
(or can in the future), and suppresses unrelated compiler warnings
(e.g. "unused variable"). If the compiler thinks it is uninitialized,
either simply initialize the variable or make compiler changes.

I preparation for removing[2] the[3] macro[4], remove all remaining
needless uses with the following script:

git grep '\buninitialized_var\b' | cut -d: -f1 | sort -u | \
        xargs perl -pi -e \
                's/\buninitialized_var\(([^\)]+)\)/\1/g;
                 s:\s*/\* (GCC be quiet|to make compiler happy) \*/$::g;'

drivers/video/fbdev/riva/riva_hw.c was manually tweaked to avoid
pathological white-space.

No outstanding warnings were found building allmodconfig with GCC 9.3.0
for x86_64, i386, arm64, arm, powerpc, powerpc64le, s390x, mips, sparc64,
alpha, and m68k.

[1] https://lore.kernel.org/lkml/20200603174714.192027-1-gli...@google.com/
[2] 
https://lore.kernel.org/lkml/CA+55aFw+Vbj0i=1tgqcr5vqkczwj0qxk6cernou6eedsuda...@mail.gmail.com/
[3] 
https://lore.kernel.org/lkml/ca+55afwgbgqhbp1fkxvrkepzyr5j8n1vkt1vzdz9knmpuxh...@mail.gmail.com/
[4] 
https://lore.kernel.org/lkml/CA+55aFz2500WfbKXAx8s67wrm9=yvju65tplgn_ybynv0ve...@mail.gmail.com/

Signed-off-by: Kees Cook <keesc...@chromium.org>
---
 arch/arm/mach-sa1100/assabet.c                   |  2 +-
 arch/arm/mm/alignment.c                          |  2 +-
 arch/ia64/kernel/process.c                       |  2 +-
 arch/ia64/mm/discontig.c                         |  2 +-
 arch/ia64/mm/tlb.c                               |  2 +-
 arch/mips/lib/dump_tlb.c                         |  2 +-
 arch/mips/mm/init.c                              |  2 +-
 arch/mips/mm/tlb-r4k.c                           |  6 +++---
 arch/powerpc/kvm/book3s_64_mmu_radix.c           |  2 +-
 arch/powerpc/kvm/book3s_pr.c                     |  2 +-
 arch/powerpc/kvm/powerpc.c                       |  2 +-
 arch/powerpc/platforms/52xx/mpc52xx_pic.c        |  2 +-
 arch/s390/kernel/smp.c                           |  2 +-
 arch/x86/kernel/quirks.c                         | 10 +++++-----
 arch/x86/kvm/mmu/mmu.c                           |  2 +-
 arch/x86/kvm/mmu/paging_tmpl.h                   |  2 +-
 arch/x86/kvm/x86.c                               |  2 +-
 block/blk-merge.c                                |  2 +-
 drivers/acpi/acpi_pad.c                          |  2 +-
 drivers/ata/libata-scsi.c                        |  2 +-
 drivers/atm/zatm.c                               |  2 +-
 drivers/block/drbd/drbd_nl.c                     |  6 +++---
 drivers/block/rbd.c                              |  2 +-
 drivers/clk/clk-gate.c                           |  2 +-
 drivers/clk/spear/clk-vco-pll.c                  |  2 +-
 drivers/crypto/nx/nx-842-powernv.c               |  2 +-
 drivers/firewire/ohci.c                          | 14 +++++++-------
 drivers/gpu/drm/bridge/sil-sii8620.c             |  2 +-
 drivers/gpu/drm/drm_edid.c                       |  2 +-
 drivers/gpu/drm/exynos/exynos_drm_dsi.c          |  6 +++---
 drivers/gpu/drm/i915/display/intel_fbc.c         |  2 +-
 drivers/gpu/drm/i915/gt/intel_lrc.c              |  2 +-
 drivers/gpu/drm/i915/intel_uncore.c              |  2 +-
 drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c  |  4 ++--
 drivers/i2c/busses/i2c-rk3x.c                    |  2 +-
 drivers/ide/ide-acpi.c                           |  2 +-
 drivers/ide/ide-atapi.c                          |  2 +-
 drivers/ide/ide-io-std.c                         |  4 ++--
 drivers/ide/ide-io.c                             |  8 ++++----
 drivers/ide/ide-sysfs.c                          |  2 +-
 drivers/ide/umc8672.c                            |  2 +-
 drivers/idle/intel_idle.c                        |  2 +-
 drivers/infiniband/core/uverbs_cmd.c             |  4 ++--
 drivers/infiniband/hw/cxgb4/cm.c                 |  2 +-
 drivers/infiniband/hw/cxgb4/cq.c                 |  2 +-
 drivers/infiniband/hw/mlx4/qp.c                  |  6 +++---
 drivers/infiniband/hw/mlx5/cq.c                  |  6 +++---
 drivers/infiniband/hw/mlx5/devx.c                |  2 +-
 drivers/infiniband/hw/mlx5/qp.c                  |  2 +-
 drivers/infiniband/hw/mthca/mthca_qp.c           | 10 +++++-----
 drivers/infiniband/sw/siw/siw_qp_rx.c            |  2 +-
 drivers/input/serio/serio_raw.c                  |  2 +-
 drivers/input/touchscreen/sur40.c                |  2 +-
 drivers/iommu/intel-iommu.c                      |  2 +-
 drivers/md/dm-io.c                               |  2 +-
 drivers/md/dm-ioctl.c                            |  2 +-
 drivers/md/dm-snap-persistent.c                  |  2 +-
 drivers/md/dm-table.c                            |  2 +-
 drivers/md/dm-writecache.c                       |  2 +-
 drivers/md/raid5.c                               |  2 +-
 drivers/media/dvb-frontends/rtl2832.c            |  2 +-
 drivers/media/tuners/qt1010.c                    |  4 ++--
 drivers/media/usb/gspca/vicam.c                  |  2 +-
 drivers/media/usb/uvc/uvc_video.c                |  8 ++++----
 drivers/memstick/host/jmb38x_ms.c                |  2 +-
 drivers/memstick/host/tifm_ms.c                  |  2 +-
 drivers/mmc/host/sdhci.c                         |  2 +-
 drivers/mtd/nand/raw/nand_ecc.c                  |  2 +-
 drivers/mtd/nand/raw/s3c2410.c                   |  2 +-
 drivers/mtd/parsers/afs.c                        |  4 ++--
 drivers/mtd/ubi/eba.c                            |  2 +-
 drivers/net/can/janz-ican3.c                     |  2 +-
 drivers/net/ethernet/broadcom/bnx2.c             |  4 ++--
 .../net/ethernet/mellanox/mlx5/core/pagealloc.c  |  4 ++--
 drivers/net/ethernet/neterion/s2io.c             |  2 +-
 drivers/net/ethernet/qlogic/qla3xxx.c            |  2 +-
 drivers/net/ethernet/sun/cassini.c               |  2 +-
 drivers/net/ethernet/sun/niu.c                   |  6 +++---
 drivers/net/wan/z85230.c                         |  2 +-
 drivers/net/wireless/ath/ath10k/core.c           |  2 +-
 drivers/net/wireless/ath/ath6kl/init.c           |  2 +-
 drivers/net/wireless/ath/ath9k/init.c            |  2 +-
 drivers/net/wireless/broadcom/b43/debugfs.c      |  2 +-
 drivers/net/wireless/broadcom/b43/dma.c          |  2 +-
 drivers/net/wireless/broadcom/b43/lo.c           |  2 +-
 drivers/net/wireless/broadcom/b43/phy_n.c        |  2 +-
 drivers/net/wireless/broadcom/b43/xmit.c         | 12 ++++++------
 .../net/wireless/broadcom/b43legacy/debugfs.c    |  2 +-
 drivers/net/wireless/broadcom/b43legacy/main.c   |  2 +-
 drivers/net/wireless/intel/iwlegacy/3945.c       |  2 +-
 drivers/net/wireless/intel/iwlegacy/4965-mac.c   |  2 +-
 .../net/wireless/realtek/rtlwifi/rtl8192cu/hw.c  |  4 ++--
 drivers/pci/pcie/aer.c                           |  2 +-
 drivers/platform/x86/hdaps.c                     |  4 ++--
 drivers/scsi/dc395x.c                            |  2 +-
 drivers/scsi/pm8001/pm8001_hwi.c                 |  2 +-
 drivers/scsi/pm8001/pm80xx_hwi.c                 |  2 +-
 drivers/ssb/driver_chipcommon.c                  |  4 ++--
 drivers/tty/cyclades.c                           |  2 +-
 drivers/tty/isicom.c                             |  2 +-
 drivers/usb/musb/cppi_dma.c                      |  2 +-
 drivers/usb/storage/sddr55.c                     |  4 ++--
 drivers/vhost/net.c                              |  6 +++---
 drivers/video/fbdev/matrox/matroxfb_maven.c      |  6 +++---
 drivers/video/fbdev/pm3fb.c                      |  6 +++---
 drivers/video/fbdev/riva/riva_hw.c               |  3 +--
 drivers/virtio/virtio_ring.c                     |  6 +++---
 fs/afs/dir.c                                     |  2 +-
 fs/afs/security.c                                |  2 +-
 fs/dlm/netlink.c                                 |  2 +-
 fs/erofs/data.c                                  |  4 ++--
 fs/erofs/zdata.c                                 |  2 +-
 fs/f2fs/data.c                                   |  2 +-
 fs/fat/dir.c                                     |  2 +-
 fs/fuse/control.c                                |  4 ++--
 fs/fuse/cuse.c                                   |  2 +-
 fs/fuse/file.c                                   |  2 +-
 fs/gfs2/aops.c                                   |  2 +-
 fs/gfs2/bmap.c                                   |  2 +-
 fs/gfs2/lops.c                                   |  2 +-
 fs/hfsplus/unicode.c                             |  2 +-
 fs/isofs/namei.c                                 |  4 ++--
 fs/jffs2/erase.c                                 |  2 +-
 fs/nfsd/nfsctl.c                                 |  2 +-
 fs/ocfs2/alloc.c                                 |  4 ++--
 fs/ocfs2/dir.c                                   | 14 +++++++-------
 fs/ocfs2/extent_map.c                            |  4 ++--
 fs/ocfs2/namei.c                                 |  2 +-
 fs/ocfs2/refcounttree.c                          |  2 +-
 fs/ocfs2/xattr.c                                 |  2 +-
 fs/omfs/file.c                                   |  2 +-
 fs/overlayfs/copy_up.c                           |  4 ++--
 fs/ubifs/commit.c                                |  6 +++---
 fs/ubifs/dir.c                                   |  2 +-
 fs/ubifs/file.c                                  |  4 ++--
 fs/ubifs/journal.c                               |  4 ++--
 fs/ubifs/lpt.c                                   |  2 +-
 fs/ubifs/tnc.c                                   |  6 +++---
 fs/ubifs/tnc_misc.c                              |  4 ++--
 fs/udf/balloc.c                                  |  2 +-
 fs/xfs/xfs_bmap_util.c                           |  2 +-
 include/net/flow_offload.h                       |  2 +-
 kernel/async.c                                   |  4 ++--
 kernel/audit.c                                   |  2 +-
 kernel/debug/kdb/kdb_io.c                        |  2 +-
 kernel/dma/debug.c                               |  2 +-
 kernel/events/core.c                             |  2 +-
 kernel/events/uprobes.c                          |  2 +-
 kernel/exit.c                                    |  2 +-
 kernel/futex.c                                   | 14 +++++++-------
 kernel/locking/lockdep.c                         | 16 ++++++++--------
 kernel/trace/ring_buffer.c                       |  2 +-
 lib/radix-tree.c                                 |  2 +-
 lib/test_lockup.c                                |  2 +-
 mm/frontswap.c                                   |  2 +-
 mm/ksm.c                                         |  2 +-
 mm/memcontrol.c                                  |  2 +-
 mm/memory.c                                      |  2 +-
 mm/mempolicy.c                                   |  4 ++--
 mm/page_alloc.c                                  |  2 +-
 mm/percpu.c                                      |  2 +-
 mm/slub.c                                        |  4 ++--
 mm/swap.c                                        |  4 ++--
 net/dccp/options.c                               |  2 +-
 net/ipv4/netfilter/nf_socket_ipv4.c              |  6 +++---
 net/ipv6/ip6_flowlabel.c                         |  2 +-
 net/ipv6/netfilter/nf_socket_ipv6.c              |  2 +-
 net/netfilter/nf_conntrack_ftp.c                 |  2 +-
 net/netfilter/nfnetlink_log.c                    |  2 +-
 net/netfilter/nfnetlink_queue.c                  |  4 ++--
 net/sched/cls_flow.c                             |  2 +-
 net/sched/sch_cake.c                             |  2 +-
 net/sched/sch_cbq.c                              |  2 +-
 net/sched/sch_fq_codel.c                         |  2 +-
 net/sched/sch_fq_pie.c                           |  2 +-
 net/sched/sch_hfsc.c                             |  2 +-
 net/sched/sch_htb.c                              |  2 +-
 net/sched/sch_sfq.c                              |  2 +-
 net/sunrpc/svcsock.c                             |  4 ++--
 net/sunrpc/xprtsock.c                            | 10 +++++-----
 net/tls/tls_sw.c                                 |  2 +-
 sound/core/control_compat.c                      |  2 +-
 sound/isa/sb/sb16_csp.c                          |  2 +-
 sound/usb/endpoint.c                             |  2 +-
 184 files changed, 284 insertions(+), 285 deletions(-)

diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index d96a101e5504..2f305c7ce1cb 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -653,7 +653,7 @@ static void __init map_sa1100_gpio_regs( void )
  */
 static void __init get_assabet_scr(void)
 {
-       unsigned long uninitialized_var(scr), i;
+       unsigned long scr, i;
 
        GPDR |= 0x3fc;                  /* Configure GPIO 9:2 as outputs */
        GPSR = 0x3fc;                   /* Write 0xFF to GPIO 9:2 */
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index 84718eddae60..9620dc4678cd 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -799,7 +799,7 @@ static int alignment_get_thumb(struct pt_regs *regs, u16 
*ip, u16 *inst)
 static int
 do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 {
-       union offset_union uninitialized_var(offset);
+       union offset_union offset;
        unsigned long instrptr;
        int (*handler)(unsigned long addr, u32 instr, struct pt_regs *regs);
        unsigned int type;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 10cb9382ab76..eebe3ee7b5b5 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -444,7 +444,7 @@ static void
 do_copy_task_regs (struct task_struct *task, struct unw_frame_info *info, void 
*arg)
 {
        unsigned long mask, sp, nat_bits = 0, ar_rnat, urbs_end, cfm;
-       unsigned long uninitialized_var(ip);    /* GCC be quiet */
+       unsigned long ip;
        elf_greg_t *dst = arg;
        struct pt_regs *pt;
        char nat;
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 4f33f6e7e206..5dc6cf9116f0 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -180,7 +180,7 @@ static void *per_cpu_node_setup(void *cpu_data, int node)
 void __init setup_per_cpu_areas(void)
 {
        struct pcpu_alloc_info *ai;
-       struct pcpu_group_info *uninitialized_var(gi);
+       struct pcpu_group_info *gi;
        unsigned int *cpu_map;
        void *base;
        unsigned long base_offset;
diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index 72cc568bc841..71c19918e387 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -369,7 +369,7 @@ EXPORT_SYMBOL(flush_tlb_range);
 
 void ia64_tlb_init(void)
 {
-       ia64_ptce_info_t uninitialized_var(ptce_info); /* GCC be quiet */
+       ia64_ptce_info_t ptce_info;
        u64 tr_pgbits;
        long status;
        pal_vm_info_1_u_t vm_info_1;
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index 83ed37298e66..0ba6f746485f 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -80,7 +80,7 @@ static void dump_tlb(int first, int last)
        unsigned int pagemask, guestctl1 = 0, c0, c1, i;
        unsigned long asidmask = cpu_asid_mask(&current_cpu_data);
        int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4);
-       unsigned long uninitialized_var(s_mmid);
+       unsigned long s_mmid;
 #ifdef CONFIG_32BIT
        bool xpa = cpu_has_xpa && (read_c0_pagegrain() & PG_ELPA);
        int pwidth = xpa ? 11 : 8;
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 79684000de0e..378af36891e9 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -84,7 +84,7 @@ void setup_zero_pages(void)
 static void *__kmap_pgprot(struct page *page, unsigned long addr, pgprot_t 
prot)
 {
        enum fixed_addresses idx;
-       unsigned int uninitialized_var(old_mmid);
+       unsigned int old_mmid;
        unsigned long vaddr, flags, entrylo;
        unsigned long old_ctx;
        pte_t pte;
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index d7a9d5f211f0..839e96c0bf8a 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -120,7 +120,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, 
unsigned long start,
                if (size <= (current_cpu_data.tlbsizeftlbsets ?
                             current_cpu_data.tlbsize / 8 :
                             current_cpu_data.tlbsize / 2)) {
-                       unsigned long old_entryhi, uninitialized_var(old_mmid);
+                       unsigned long old_entryhi, old_mmid;
                        int newpid = cpu_asid(cpu, mm);
 
                        old_entryhi = read_c0_entryhi();
@@ -214,7 +214,7 @@ void local_flush_tlb_page(struct vm_area_struct *vma, 
unsigned long page)
        int cpu = smp_processor_id();
 
        if (cpu_context(cpu, vma->vm_mm) != 0) {
-               unsigned long uninitialized_var(old_mmid);
+               unsigned long old_mmid;
                unsigned long flags, old_entryhi;
                int idx;
 
@@ -383,7 +383,7 @@ void add_wired_entry(unsigned long entrylo0, unsigned long 
entrylo1,
 #ifdef CONFIG_XPA
        panic("Broken for XPA kernels");
 #else
-       unsigned int uninitialized_var(old_mmid);
+       unsigned int old_mmid;
        unsigned long flags;
        unsigned long wired;
        unsigned long old_pagemask;
diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c 
b/arch/powerpc/kvm/book3s_64_mmu_radix.c
index aa12cd4078b3..e9ef7e05bb0d 100644
--- a/arch/powerpc/kvm/book3s_64_mmu_radix.c
+++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c
@@ -33,7 +33,7 @@ unsigned long __kvmhv_copy_tofrom_guest_radix(int lpid, int 
pid,
                                              gva_t eaddr, void *to, void *from,
                                              unsigned long n)
 {
-       int uninitialized_var(old_pid), old_lpid;
+       int old_pid, old_lpid;
        unsigned long quadrant, ret = n;
        bool is_load = !!to;
 
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index a0f6813f4560..a71fa7204882 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -1829,7 +1829,7 @@ static int kvmppc_vcpu_run_pr(struct kvm_run *kvm_run, 
struct kvm_vcpu *vcpu)
 {
        int ret;
 #ifdef CONFIG_ALTIVEC
-       unsigned long uninitialized_var(vrsave);
+       unsigned long vrsave;
 #endif
 
        /* Check if we can run the vcpu at all */
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index ad2f172c26a6..ab25ab276394 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -1110,7 +1110,7 @@ static inline u32 dp_to_sp(u64 fprd)
 static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu,
                                       struct kvm_run *run)
 {
-       u64 uninitialized_var(gpr);
+       u64 gpr;
 
        if (run->mmio.len > sizeof(gpr)) {
                printk(KERN_ERR "bad MMIO length: %d\n", run->mmio.len);
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c 
b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index fc98912f42cf..76a8102bdb98 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -340,7 +340,7 @@ static int mpc52xx_irqhost_map(struct irq_domain *h, 
unsigned int virq,
 {
        int l1irq;
        int l2irq;
-       struct irq_chip *uninitialized_var(irqchip);
+       struct irq_chip *irqchip;
        void *hndlr;
        int type;
        u32 reg;
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 10dbb12eb14d..8b0aa78ab409 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -145,7 +145,7 @@ static int pcpu_sigp_retry(struct pcpu *pcpu, u8 order, u32 
parm)
 
 static inline int pcpu_stopped(struct pcpu *pcpu)
 {
-       u32 uninitialized_var(status);
+       u32 status;
 
        if (__pcpu_sigp(pcpu->address, SIGP_SENSE,
                        0, &status) != SIGP_CC_STATUS_STORED)
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 896d74cb5081..1b10717c9321 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -95,7 +95,7 @@ static void ich_force_hpet_resume(void)
 static void ich_force_enable_hpet(struct pci_dev *dev)
 {
        u32 val;
-       u32 uninitialized_var(rcba);
+       u32 rcba;
        int err = 0;
 
        if (hpet_address || force_hpet_address)
@@ -185,7 +185,7 @@ static void hpet_print_force_info(void)
 static void old_ich_force_hpet_resume(void)
 {
        u32 val;
-       u32 uninitialized_var(gen_cntl);
+       u32 gen_cntl;
 
        if (!force_hpet_address || !cached_dev)
                return;
@@ -207,7 +207,7 @@ static void old_ich_force_hpet_resume(void)
 static void old_ich_force_enable_hpet(struct pci_dev *dev)
 {
        u32 val;
-       u32 uninitialized_var(gen_cntl);
+       u32 gen_cntl;
 
        if (hpet_address || force_hpet_address)
                return;
@@ -298,7 +298,7 @@ static void vt8237_force_hpet_resume(void)
 
 static void vt8237_force_enable_hpet(struct pci_dev *dev)
 {
-       u32 uninitialized_var(val);
+       u32 val;
 
        if (hpet_address || force_hpet_address)
                return;
@@ -429,7 +429,7 @@ static void nvidia_force_hpet_resume(void)
 
 static void nvidia_force_enable_hpet(struct pci_dev *dev)
 {
-       u32 uninitialized_var(val);
+       u32 val;
 
        if (hpet_address || force_hpet_address)
                return;
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index fd59fee84631..ca21061c61a8 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -1986,7 +1986,7 @@ static int kvm_age_rmapp(struct kvm *kvm, struct 
kvm_rmap_head *rmap_head,
                         unsigned long data)
 {
        u64 *sptep;
-       struct rmap_iterator uninitialized_var(iter);
+       struct rmap_iterator iter;
        int young = 0;
 
        for_each_rmap_spte(rmap_head, &iter, sptep)
diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h
index 9bdf9b7d9a96..1a5fb266b525 100644
--- a/arch/x86/kvm/mmu/paging_tmpl.h
+++ b/arch/x86/kvm/mmu/paging_tmpl.h
@@ -314,7 +314,7 @@ static int FNAME(walk_addr_generic)(struct guest_walker 
*walker,
 {
        int ret;
        pt_element_t pte;
-       pt_element_t __user *uninitialized_var(ptep_user);
+       pt_element_t __user *ptep_user;
        gfn_t table_gfn;
        u64 pt_access, pte_access;
        unsigned index, accessed_dirty, pte_pkey;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index c17e6eb9ad43..eddf4fa46da3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -9833,7 +9833,7 @@ void kvm_arch_sync_events(struct kvm *kvm)
 int __x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa, u32 size)
 {
        int i, r;
-       unsigned long hva, uninitialized_var(old_npages);
+       unsigned long hva, old_npages;
        struct kvm_memslots *slots = kvm_memslots(kvm);
        struct kvm_memory_slot *slot;
 
diff --git a/block/blk-merge.c b/block/blk-merge.c
index f0b0bae075a0..006402edef6b 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -473,7 +473,7 @@ static int __blk_bios_map_sg(struct request_queue *q, 
struct bio *bio,
                             struct scatterlist *sglist,
                             struct scatterlist **sg)
 {
-       struct bio_vec uninitialized_var(bvec), bvprv = { NULL };
+       struct bio_vec bvec, bvprv = { NULL };
        struct bvec_iter iter;
        int nsegs = 0;
        bool new_bio = false;
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index e7dc0133f817..6cc4c92d9ff9 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -88,7 +88,7 @@ static void round_robin_cpu(unsigned int tsk_index)
        cpumask_var_t tmp;
        int cpu;
        unsigned long min_weight = -1;
-       unsigned long uninitialized_var(preferred_cpu);
+       unsigned long preferred_cpu;
 
        if (!alloc_cpumask_var(&tmp, GFP_KERNEL))
                return;
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 435781a16875..fcb00f2825fe 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -93,7 +93,7 @@ static ssize_t ata_scsi_park_show(struct device *device,
        struct ata_link *link;
        struct ata_device *dev;
        unsigned long now;
-       unsigned int uninitialized_var(msecs);
+       unsigned int msecs;
        int rc = 0;
 
        ap = ata_shost_to_port(sdev->host);
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index 57f97b95a453..165eebe06e39 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -940,7 +940,7 @@ static int open_tx_first(struct atm_vcc *vcc)
            vcc->qos.txtp.max_pcr >= ATM_OC3_PCR);
        if (unlimited && zatm_dev->ubr != -1) zatm_vcc->shaper = zatm_dev->ubr;
        else {
-               int uninitialized_var(pcr);
+               int pcr;
 
                if (unlimited) vcc->qos.txtp.max_sdu = ATM_MAX_AAL5_PDU;
                if ((zatm_vcc->shaper = alloc_shaper(vcc->dev,&pcr,
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index da4a3ebe04ef..c0017cc51ecc 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -3423,7 +3423,7 @@ int drbd_adm_dump_devices(struct sk_buff *skb, struct 
netlink_callback *cb)
 {
        struct nlattr *resource_filter;
        struct drbd_resource *resource;
-       struct drbd_device *uninitialized_var(device);
+       struct drbd_device *device;
        int minor, err, retcode;
        struct drbd_genlmsghdr *dh;
        struct device_info device_info;
@@ -3512,7 +3512,7 @@ int drbd_adm_dump_connections(struct sk_buff *skb, struct 
netlink_callback *cb)
 {
        struct nlattr *resource_filter;
        struct drbd_resource *resource = NULL, *next_resource;
-       struct drbd_connection *uninitialized_var(connection);
+       struct drbd_connection *connection;
        int err = 0, retcode;
        struct drbd_genlmsghdr *dh;
        struct connection_info connection_info;
@@ -3674,7 +3674,7 @@ int drbd_adm_dump_peer_devices(struct sk_buff *skb, 
struct netlink_callback *cb)
 {
        struct nlattr *resource_filter;
        struct drbd_resource *resource;
-       struct drbd_device *uninitialized_var(device);
+       struct drbd_device *device;
        struct drbd_peer_device *peer_device = NULL;
        int minor, err, retcode;
        struct drbd_genlmsghdr *dh;
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 67d65ac785e9..3253192e3cef 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1973,7 +1973,7 @@ static int rbd_object_map_update_finish(struct 
rbd_obj_request *obj_req,
        struct rbd_device *rbd_dev = obj_req->img_request->rbd_dev;
        struct ceph_osd_data *osd_data;
        u64 objno;
-       u8 state, new_state, uninitialized_var(current_state);
+       u8 state, new_state, current_state;
        bool has_current_state;
        void *p;
 
diff --git a/drivers/clk/clk-gate.c b/drivers/clk/clk-gate.c
index 2ca1f2ac38a6..070dc47e95a1 100644
--- a/drivers/clk/clk-gate.c
+++ b/drivers/clk/clk-gate.c
@@ -56,7 +56,7 @@ static void clk_gate_endisable(struct clk_hw *hw, int enable)
 {
        struct clk_gate *gate = to_clk_gate(hw);
        int set = gate->flags & CLK_GATE_SET_TO_DISABLE ? 1 : 0;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
        u32 reg;
 
        set ^= enable;
diff --git a/drivers/clk/spear/clk-vco-pll.c b/drivers/clk/spear/clk-vco-pll.c
index c08dec30bfa6..d01b2ee7cdd8 100644
--- a/drivers/clk/spear/clk-vco-pll.c
+++ b/drivers/clk/spear/clk-vco-pll.c
@@ -147,7 +147,7 @@ static int clk_pll_set_rate(struct clk_hw *hw, unsigned 
long drate,
        struct clk_pll *pll = to_clk_pll(hw);
        struct pll_rate_tbl *rtbl = pll->vco->rtbl;
        unsigned long flags = 0, val;
-       int uninitialized_var(i);
+       int i;
 
        clk_pll_round_rate_index(hw, drate, NULL, &i);
 
diff --git a/drivers/crypto/nx/nx-842-powernv.c 
b/drivers/crypto/nx/nx-842-powernv.c
index c037a2403b82..2db33280d189 100644
--- a/drivers/crypto/nx/nx-842-powernv.c
+++ b/drivers/crypto/nx/nx-842-powernv.c
@@ -854,7 +854,7 @@ static int __init nx842_powernv_probe_vas(struct 
device_node *pn)
        struct device_node *dn;
        int chip_id, vasid, ret = 0;
        int nx_fifo_found = 0;
-       int uninitialized_var(ct);
+       int ct;
 
        chip_id = of_get_ibm_chip_id(pn);
        if (chip_id < 0) {
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 33269316f111..4f49382ee49c 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -1099,7 +1099,7 @@ static void context_tasklet(unsigned long data)
 static int context_add_buffer(struct context *ctx)
 {
        struct descriptor_buffer *desc;
-       dma_addr_t uninitialized_var(bus_addr);
+       dma_addr_t bus_addr;
        int offset;
 
        /*
@@ -1289,7 +1289,7 @@ static int at_context_queue_packet(struct context *ctx,
                                   struct fw_packet *packet)
 {
        struct fw_ohci *ohci = ctx->ohci;
-       dma_addr_t d_bus, uninitialized_var(payload_bus);
+       dma_addr_t d_bus, payload_bus;
        struct driver_data *driver_data;
        struct descriptor *d, *last;
        __le32 *header;
@@ -2445,7 +2445,7 @@ static int ohci_set_config_rom(struct fw_card *card,
 {
        struct fw_ohci *ohci;
        __be32 *next_config_rom;
-       dma_addr_t uninitialized_var(next_config_rom_bus);
+       dma_addr_t next_config_rom_bus;
 
        ohci = fw_ohci(card);
 
@@ -2933,10 +2933,10 @@ static struct fw_iso_context 
*ohci_allocate_iso_context(struct fw_card *card,
                                int type, int channel, size_t header_size)
 {
        struct fw_ohci *ohci = fw_ohci(card);
-       struct iso_context *uninitialized_var(ctx);
-       descriptor_callback_t uninitialized_var(callback);
-       u64 *uninitialized_var(channels);
-       u32 *uninitialized_var(mask), uninitialized_var(regs);
+       struct iso_context *ctx;
+       descriptor_callback_t callback;
+       u64 *channels;
+       u32 *mask, regs;
        int index, ret = -EBUSY;
 
        spin_lock_irq(&ohci->lock);
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c 
b/drivers/gpu/drm/bridge/sil-sii8620.c
index 92acd336aa89..6cd8e012de5d 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -986,7 +986,7 @@ static void sii8620_set_auto_zone(struct sii8620 *ctx)
 
 static void sii8620_stop_video(struct sii8620 *ctx)
 {
-       u8 uninitialized_var(val);
+       u8 val;
 
        sii8620_write_seq_static(ctx,
                REG_TPI_INTR_EN, 0,
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index fed653f13c26..b98fa573e706 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3051,7 +3051,7 @@ static int drm_cvt_modes(struct drm_connector *connector,
        const u8 empty[3] = { 0, 0, 0 };
 
        for (i = 0; i < 4; i++) {
-               int uninitialized_var(width), height;
+               int width, height;
                cvt = &(timing->data.other_data.data.cvt[i]);
 
                if (!memcmp(cvt->code, empty, 3))
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c 
b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index ee96a95fb6be..7a6f6df5e954 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -547,9 +547,9 @@ static unsigned long exynos_dsi_pll_find_pms(struct 
exynos_dsi *dsi,
        unsigned long best_freq = 0;
        u32 min_delta = 0xffffffff;
        u8 p_min, p_max;
-       u8 _p, uninitialized_var(best_p);
-       u16 _m, uninitialized_var(best_m);
-       u8 _s, uninitialized_var(best_s);
+       u8 _p, best_p;
+       u16 _m, best_m;
+       u8 _s, best_s;
 
        p_min = DIV_ROUND_UP(fin, (12 * MHZ));
        p_max = fin / (6 * MHZ);
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c 
b/drivers/gpu/drm/i915/display/intel_fbc.c
index 1c26673acb2d..c3a83c06c1b5 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -474,7 +474,7 @@ static int intel_fbc_alloc_cfb(struct drm_i915_private 
*dev_priv,
                               unsigned int size, unsigned int fb_cpp)
 {
        struct intel_fbc *fbc = &dev_priv->fbc;
-       struct drm_mm_node *uninitialized_var(compressed_llb);
+       struct drm_mm_node *compressed_llb;
        int ret;
 
        drm_WARN_ON(&dev_priv->drm,
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c 
b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 87e6c5bdd2dc..8b1b7463fff8 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -1103,7 +1103,7 @@ static struct i915_request *
 __unwind_incomplete_requests(struct intel_engine_cs *engine)
 {
        struct i915_request *rq, *rn, *active = NULL;
-       struct list_head *uninitialized_var(pl);
+       struct list_head *pl;
        int prio = I915_PRIORITY_INVALID;
 
        lockdep_assert_held(&engine->active.lock);
diff --git a/drivers/gpu/drm/i915/intel_uncore.c 
b/drivers/gpu/drm/i915/intel_uncore.c
index a61cb8ca4d50..c8fd2bcb17ee 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -1991,7 +1991,7 @@ int __intel_wait_for_register_fw(struct intel_uncore 
*uncore,
                                 unsigned int slow_timeout_ms,
                                 u32 *out_value)
 {
-       u32 uninitialized_var(reg_value);
+       u32 reg_value;
 #define done (((reg_value = intel_uncore_read_fw(uncore, reg)) & mask) == 
value)
        int ret;
 
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c 
b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
index 3feff0c45b3f..542dcf7eddd6 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
@@ -517,8 +517,8 @@ dw_mipi_dsi_get_lane_mbps(void *priv_data, const struct 
drm_display_mode *mode,
        unsigned long best_freq = 0;
        unsigned long fvco_min, fvco_max, fin, fout;
        unsigned int min_prediv, max_prediv;
-       unsigned int _prediv, uninitialized_var(best_prediv);
-       unsigned long _fbdiv, uninitialized_var(best_fbdiv);
+       unsigned int _prediv, best_prediv;
+       unsigned long _fbdiv, best_fbdiv;
        unsigned long min_delta = ULONG_MAX;
 
        dsi->format = format;
diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 73272d4296bb..b0959ad5834c 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -415,7 +415,7 @@ static void rk3x_i2c_handle_read(struct rk3x_i2c *i2c, 
unsigned int ipd)
 {
        unsigned int i;
        unsigned int len = i2c->msg->len - i2c->processed;
-       u32 uninitialized_var(val);
+       u32 val;
        u8 byte;
 
        /* we only care for MBRF here. */
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 7d4e5c08f133..05e18d658141 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -180,7 +180,7 @@ static int ide_get_dev_handle(struct device *dev, 
acpi_handle *handle,
 static acpi_handle ide_acpi_hwif_get_handle(ide_hwif_t *hwif)
 {
        struct device           *dev = hwif->gendev.parent;
-       acpi_handle             uninitialized_var(dev_handle);
+       acpi_handle             dev_handle;
        u64                     pcidevfn;
        acpi_handle             chan_handle;
        int                     err;
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 80bc3bf82f4d..2162bc80f09e 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -609,7 +609,7 @@ static int ide_delayed_transfer_pc(ide_drive_t *drive)
 
 static ide_startstop_t ide_transfer_pc(ide_drive_t *drive)
 {
-       struct ide_atapi_pc *uninitialized_var(pc);
+       struct ide_atapi_pc *pc;
        ide_hwif_t *hwif = drive->hwif;
        struct request *rq = hwif->rq;
        ide_expiry_t *expiry;
diff --git a/drivers/ide/ide-io-std.c b/drivers/ide/ide-io-std.c
index 18c20a7aa0ce..94bdcf1ea186 100644
--- a/drivers/ide/ide-io-std.c
+++ b/drivers/ide/ide-io-std.c
@@ -173,7 +173,7 @@ void ide_input_data(ide_drive_t *drive, struct ide_cmd 
*cmd, void *buf,
        u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
 
        if (io_32bit) {
-               unsigned long uninitialized_var(flags);
+               unsigned long flags;
 
                if ((io_32bit & 2) && !mmio) {
                        local_irq_save(flags);
@@ -217,7 +217,7 @@ void ide_output_data(ide_drive_t *drive, struct ide_cmd 
*cmd, void *buf,
        u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
 
        if (io_32bit) {
-               unsigned long uninitialized_var(flags);
+               unsigned long flags;
 
                if ((io_32bit & 2) && !mmio) {
                        local_irq_save(flags);
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index c31f1d2b3b07..1a53c7a75224 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -622,12 +622,12 @@ static int drive_is_ready(ide_drive_t *drive)
 void ide_timer_expiry (struct timer_list *t)
 {
        ide_hwif_t      *hwif = from_timer(hwif, t, timer);
-       ide_drive_t     *uninitialized_var(drive);
+       ide_drive_t     *drive;
        ide_handler_t   *handler;
        unsigned long   flags;
        int             wait = -1;
        int             plug_device = 0;
-       struct request  *uninitialized_var(rq_in_flight);
+       struct request  *rq_in_flight;
 
        spin_lock_irqsave(&hwif->lock, flags);
 
@@ -780,13 +780,13 @@ irqreturn_t ide_intr (int irq, void *dev_id)
 {
        ide_hwif_t *hwif = (ide_hwif_t *)dev_id;
        struct ide_host *host = hwif->host;
-       ide_drive_t *uninitialized_var(drive);
+       ide_drive_t *drive;
        ide_handler_t *handler;
        unsigned long flags;
        ide_startstop_t startstop;
        irqreturn_t irq_ret = IRQ_NONE;
        int plug_device = 0;
-       struct request *uninitialized_var(rq_in_flight);
+       struct request *rq_in_flight;
 
        if (host->host_flags & IDE_HFLAG_SERIALIZE) {
                if (hwif != host->cur_port)
diff --git a/drivers/ide/ide-sysfs.c b/drivers/ide/ide-sysfs.c
index b9dfeb2e8bd6..c08a8a0916e2 100644
--- a/drivers/ide/ide-sysfs.c
+++ b/drivers/ide/ide-sysfs.c
@@ -131,7 +131,7 @@ static struct device_attribute *ide_port_attrs[] = {
 
 int ide_sysfs_register_port(ide_hwif_t *hwif)
 {
-       int i, uninitialized_var(rc);
+       int i, rc;
 
        for (i = 0; ide_port_attrs[i]; i++) {
                rc = device_create_file(hwif->portdev, ide_port_attrs[i]);
diff --git a/drivers/ide/umc8672.c b/drivers/ide/umc8672.c
index 870e235e30af..cf996f788292 100644
--- a/drivers/ide/umc8672.c
+++ b/drivers/ide/umc8672.c
@@ -108,7 +108,7 @@ static void umc_set_speeds(u8 speeds[])
 static void umc_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
 {
        ide_hwif_t *mate = hwif->mate;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
        const u8 pio = drive->pio_mode - XFER_PIO_0;
 
        printk("%s: setting umc8672 to PIO mode%d (speed %d)\n",
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index f4495841bf68..aae53e650638 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -132,7 +132,7 @@ static __cpuidle int intel_idle(struct cpuidle_device *dev,
        struct cpuidle_state *state = &drv->states[index];
        unsigned long eax = flg2MWAIT(state->flags);
        unsigned long ecx = 1; /* break on interrupt flag */
-       bool uninitialized_var(tick);
+       bool tick;
        int cpu = smp_processor_id();
 
        /*
diff --git a/drivers/infiniband/core/uverbs_cmd.c 
b/drivers/infiniband/core/uverbs_cmd.c
index 060b4ebbd2ba..f6f084e84892 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1574,7 +1574,7 @@ static int ib_uverbs_open_qp(struct uverbs_attr_bundle 
*attrs)
        struct ib_uverbs_create_qp_resp resp;
        struct ib_uqp_object           *obj;
        struct ib_xrcd                 *xrcd;
-       struct ib_uobject              *uninitialized_var(xrcd_uobj);
+       struct ib_uobject              *xrcd_uobj;
        struct ib_qp                   *qp;
        struct ib_qp_open_attr          attr = {};
        int ret;
@@ -3394,7 +3394,7 @@ static int __uverbs_create_xsrq(struct uverbs_attr_bundle 
*attrs,
        struct ib_usrq_object           *obj;
        struct ib_pd                    *pd;
        struct ib_srq                   *srq;
-       struct ib_uobject               *uninitialized_var(xrcd_uobj);
+       struct ib_uobject               *xrcd_uobj;
        struct ib_srq_init_attr          attr;
        int ret;
        struct ib_device *ib_dev;
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 30e08bcc9afb..77bc02a9228e 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -3282,7 +3282,7 @@ static int get_lladdr(struct net_device *dev, struct 
in6_addr *addr,
 
 static int pick_local_ip6addrs(struct c4iw_dev *dev, struct iw_cm_id *cm_id)
 {
-       struct in6_addr uninitialized_var(addr);
+       struct in6_addr addr;
        struct sockaddr_in6 *la6 = (struct sockaddr_in6 *)&cm_id->m_local_addr;
        struct sockaddr_in6 *ra6 = (struct sockaddr_in6 *)&cm_id->m_remote_addr;
 
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index b1bb61c65f4f..352b8af1998a 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -754,7 +754,7 @@ static int poll_cq(struct t4_wq *wq, struct t4_cq *cq, 
struct t4_cqe *cqe,
 static int __c4iw_poll_cq_one(struct c4iw_cq *chp, struct c4iw_qp *qhp,
                              struct ib_wc *wc, struct c4iw_srq *srq)
 {
-       struct t4_cqe uninitialized_var(cqe);
+       struct t4_cqe cqe;
        struct t4_wq *wq = qhp ? &qhp->wq : NULL;
        u32 credit = 0;
        u8 cqe_flushed;
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index cf51e3cbd969..f9ca6e000a81 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -3541,11 +3541,11 @@ static int _mlx4_ib_post_send(struct ib_qp *ibqp, const 
struct ib_send_wr *wr,
        int nreq;
        int err = 0;
        unsigned ind;
-       int uninitialized_var(size);
-       unsigned uninitialized_var(seglen);
+       int size;
+       unsigned seglen;
        __be32 dummy;
        __be32 *lso_wqe;
-       __be32 uninitialized_var(lso_hdr_sz);
+       __be32 lso_hdr_sz;
        __be32 blh;
        int i;
        struct mlx4_ib_dev *mdev = to_mdev(ibqp->device);
diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
index 146ba2966744..ef57f68d8f97 100644
--- a/drivers/infiniband/hw/mlx5/cq.c
+++ b/drivers/infiniband/hw/mlx5/cq.c
@@ -924,8 +924,8 @@ int mlx5_ib_create_cq(struct ib_cq *ibcq, const struct 
ib_cq_init_attr *attr,
        struct mlx5_ib_dev *dev = to_mdev(ibdev);
        struct mlx5_ib_cq *cq = to_mcq(ibcq);
        u32 out[MLX5_ST_SZ_DW(create_cq_out)];
-       int uninitialized_var(index);
-       int uninitialized_var(inlen);
+       int index;
+       int inlen;
        u32 *cqb = NULL;
        void *cqc;
        int cqe_size;
@@ -1245,7 +1245,7 @@ int mlx5_ib_resize_cq(struct ib_cq *ibcq, int entries, 
struct ib_udata *udata)
        __be64 *pas;
        int page_shift;
        int inlen;
-       int uninitialized_var(cqe_size);
+       int cqe_size;
        unsigned long flags;
 
        if (!MLX5_CAP_GEN(dev->mdev, cq_resize)) {
diff --git a/drivers/infiniband/hw/mlx5/devx.c 
b/drivers/infiniband/hw/mlx5/devx.c
index 46e1ab771f10..bda1a95457f9 100644
--- a/drivers/infiniband/hw/mlx5/devx.c
+++ b/drivers/infiniband/hw/mlx5/devx.c
@@ -2533,7 +2533,7 @@ static ssize_t devx_async_event_read(struct file *filp, 
char __user *buf,
 {
        struct devx_async_event_file *ev_file = filp->private_data;
        struct devx_event_subscription *event_sub;
-       struct devx_async_event_data *uninitialized_var(event);
+       struct devx_async_event_data *event;
        int ret = 0;
        size_t eventsz;
        bool omit_data;
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 2210759843ba..f156663773b9 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -5037,7 +5037,7 @@ static int _mlx5_ib_post_send(struct ib_qp *ibqp, const 
struct ib_send_wr *wr,
        struct mlx5_wqe_xrc_seg *xrc;
        struct mlx5_bf *bf;
        void *cur_edge;
-       int uninitialized_var(size);
+       int size;
        unsigned long flags;
        unsigned idx;
        int err = 0;
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c 
b/drivers/infiniband/hw/mthca/mthca_qp.c
index d04c245359eb..c6e95d0d760a 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -1639,8 +1639,8 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, const 
struct ib_send_wr *wr,
         * without initializing f0 and size0, and they are in fact
         * never used uninitialized.
         */
-       int uninitialized_var(size0);
-       u32 uninitialized_var(f0);
+       int size0;
+       u32 f0;
        int ind;
        u8 op0 = 0;
 
@@ -1835,7 +1835,7 @@ int mthca_tavor_post_receive(struct ib_qp *ibqp, const 
struct ib_recv_wr *wr,
         * without initializing size0, and it is in fact never used
         * uninitialized.
         */
-       int uninitialized_var(size0);
+       int size0;
        int ind;
        void *wqe;
        void *prev_wqe;
@@ -1943,8 +1943,8 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, const 
struct ib_send_wr *wr,
         * without initializing f0 and size0, and they are in fact
         * never used uninitialized.
         */
-       int uninitialized_var(size0);
-       u32 uninitialized_var(f0);
+       int size0;
+       u32 f0;
        int ind;
        u8 op0 = 0;
 
diff --git a/drivers/infiniband/sw/siw/siw_qp_rx.c 
b/drivers/infiniband/sw/siw/siw_qp_rx.c
index 650520244ed0..9ccce2909ac4 100644
--- a/drivers/infiniband/sw/siw/siw_qp_rx.c
+++ b/drivers/infiniband/sw/siw/siw_qp_rx.c
@@ -332,7 +332,7 @@ static struct siw_wqe *siw_rqe_get(struct siw_qp *qp)
        struct siw_srq *srq;
        struct siw_wqe *wqe = NULL;
        bool srq_event = false;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
 
        srq = qp->srq;
        if (srq) {
diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index e9647ebff187..1e4770094415 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -159,7 +159,7 @@ static ssize_t serio_raw_read(struct file *file, char 
__user *buffer,
 {
        struct serio_raw_client *client = file->private_data;
        struct serio_raw *serio_raw = client->serio_raw;
-       char uninitialized_var(c);
+       char c;
        ssize_t read = 0;
        int error;
 
diff --git a/drivers/input/touchscreen/sur40.c 
b/drivers/input/touchscreen/sur40.c
index 34d31c7ec8ba..76142ca90c33 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -456,7 +456,7 @@ static void sur40_poll(struct input_dev *input)
 {
        struct sur40_state *sur40 = input_get_drvdata(input);
        int result, bulk_read, need_blobs, packet_blobs, i;
-       u32 uninitialized_var(packet_id);
+       u32 packet_id;
 
        struct sur40_header *header = &sur40->bulk_in_buffer->header;
        struct sur40_blob *inblob = &sur40->bulk_in_buffer->blobs[0];
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 0182cff2c7ac..b0c43e852b4e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2313,7 +2313,7 @@ static int __domain_mapping(struct dmar_domain *domain, 
unsigned long iov_pfn,
                            unsigned long nr_pages, int prot)
 {
        struct dma_pte *first_pte = NULL, *pte = NULL;
-       phys_addr_t uninitialized_var(pteval);
+       phys_addr_t pteval;
        unsigned long sg_res = 0;
        unsigned int largepage_lvl = 0;
        unsigned long lvl_pages = 0;
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 81ffc59d05c9..4312007d2d34 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -306,7 +306,7 @@ static void do_region(int op, int op_flags, unsigned region,
        struct request_queue *q = bdev_get_queue(where->bdev);
        unsigned short logical_block_size = queue_logical_block_size(q);
        sector_t num_sectors;
-       unsigned int uninitialized_var(special_cmd_max_sectors);
+       unsigned int special_cmd_max_sectors;
 
        /*
         * Reject unsupported discard and write same requests.
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index ac83f5002ce5..b95f822ff39a 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1844,7 +1844,7 @@ static int ctl_ioctl(struct file *file, uint command, 
struct dm_ioctl __user *us
        int ioctl_flags;
        int param_flags;
        unsigned int cmd;
-       struct dm_ioctl *uninitialized_var(param);
+       struct dm_ioctl *param;
        ioctl_fn fn = NULL;
        size_t input_param_size;
        struct dm_ioctl param_kernel;
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index 963d3774c93e..247089c2be25 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -613,7 +613,7 @@ static int persistent_read_metadata(struct 
dm_exception_store *store,
                                                    chunk_t old, chunk_t new),
                                    void *callback_context)
 {
-       int r, uninitialized_var(new_snapshot);
+       int r, new_snapshot;
        struct pstore *ps = get_info(store);
 
        /*
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 8277b959e00b..89d7cda07640 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -642,7 +642,7 @@ static int validate_hardware_logical_block_alignment(struct 
dm_table *table,
         */
        unsigned short remaining = 0;
 
-       struct dm_target *uninitialized_var(ti);
+       struct dm_target *ti;
        struct queue_limits ti_limits;
        unsigned i;
 
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c
index 613c171b1b6d..f4931c948f63 100644
--- a/drivers/md/dm-writecache.c
+++ b/drivers/md/dm-writecache.c
@@ -1714,7 +1714,7 @@ static void writecache_writeback(struct work_struct *work)
 {
        struct dm_writecache *wc = container_of(work, struct dm_writecache, 
writeback_work);
        struct blk_plug plug;
-       struct wc_entry *f, *uninitialized_var(g), *e = NULL;
+       struct wc_entry *f, *g, *e = NULL;
        struct rb_node *node, *next_node;
        struct list_head skipped;
        struct writeback_list wbl;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index ab8067f9ce8c..401b366af076 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -2601,7 +2601,7 @@ static void raid5_end_write_request(struct bio *bi)
        struct stripe_head *sh = bi->bi_private;
        struct r5conf *conf = sh->raid_conf;
        int disks = sh->disks, i;
-       struct md_rdev *uninitialized_var(rdev);
+       struct md_rdev *rdev;
        sector_t first_bad;
        int bad_sectors;
        int replacement = 0;
diff --git a/drivers/media/dvb-frontends/rtl2832.c 
b/drivers/media/dvb-frontends/rtl2832.c
index 6ec277421390..e5bffaaeed38 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -640,7 +640,7 @@ static int rtl2832_read_status(struct dvb_frontend *fe, 
enum fe_status *status)
        struct i2c_client *client = dev->client;
        struct dtv_frontend_properties *c = &fe->dtv_property_cache;
        int ret;
-       u32 uninitialized_var(tmp);
+       u32 tmp;
        u8 u8tmp, buf[2];
        u16 u16tmp;
 
diff --git a/drivers/media/tuners/qt1010.c b/drivers/media/tuners/qt1010.c
index 85bbdd4ecdbb..e48faf942830 100644
--- a/drivers/media/tuners/qt1010.c
+++ b/drivers/media/tuners/qt1010.c
@@ -215,7 +215,7 @@ static int qt1010_set_params(struct dvb_frontend *fe)
 static int qt1010_init_meas1(struct qt1010_priv *priv,
                             u8 oper, u8 reg, u8 reg_init_val, u8 *retval)
 {
-       u8 i, val1, uninitialized_var(val2);
+       u8 i, val1, val2;
        int err;
 
        qt1010_i2c_oper_t i2c_data[] = {
@@ -250,7 +250,7 @@ static int qt1010_init_meas1(struct qt1010_priv *priv,
 static int qt1010_init_meas2(struct qt1010_priv *priv,
                            u8 reg_init_val, u8 *retval)
 {
-       u8 i, uninitialized_var(val);
+       u8 i, val;
        int err;
        qt1010_i2c_oper_t i2c_data[] = {
                { QT1010_WR, 0x07, reg_init_val },
diff --git a/drivers/media/usb/gspca/vicam.c b/drivers/media/usb/gspca/vicam.c
index 179b2ec3df57..d98343fd33fe 100644
--- a/drivers/media/usb/gspca/vicam.c
+++ b/drivers/media/usb/gspca/vicam.c
@@ -225,7 +225,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
 {
        int ret;
        const struct ihex_binrec *rec;
-       const struct firmware *uninitialized_var(fw);
+       const struct firmware *fw;
        u8 *firmware_buf;
 
        ret = request_ihex_firmware(&fw, VICAM_FIRMWARE,
diff --git a/drivers/media/usb/uvc/uvc_video.c 
b/drivers/media/usb/uvc/uvc_video.c
index 8fa77a81dd7f..a65d5353a441 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -765,9 +765,9 @@ static void uvc_video_stats_decode(struct uvc_streaming 
*stream,
        unsigned int header_size;
        bool has_pts = false;
        bool has_scr = false;
-       u16 uninitialized_var(scr_sof);
-       u32 uninitialized_var(scr_stc);
-       u32 uninitialized_var(pts);
+       u16 scr_sof;
+       u32 scr_stc;
+       u32 pts;
 
        if (stream->stats.stream.nb_frames == 0 &&
            stream->stats.frame.nb_packets == 0)
@@ -1828,7 +1828,7 @@ static int uvc_video_start_transfer(struct uvc_streaming 
*stream,
                struct usb_host_endpoint *best_ep = NULL;
                unsigned int best_psize = UINT_MAX;
                unsigned int bandwidth;
-               unsigned int uninitialized_var(altsetting);
+               unsigned int altsetting;
                int intfnum = stream->intfnum;
 
                /* Isochronous endpoint, select the alternate setting. */
diff --git a/drivers/memstick/host/jmb38x_ms.c 
b/drivers/memstick/host/jmb38x_ms.c
index 0a9c5ddf2f59..383091517ed7 100644
--- a/drivers/memstick/host/jmb38x_ms.c
+++ b/drivers/memstick/host/jmb38x_ms.c
@@ -314,7 +314,7 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host 
*host)
        }
 
        while (length) {
-               unsigned int uninitialized_var(p_off);
+               unsigned int p_off;
 
                if (host->req->long_data) {
                        pg = nth_page(sg_page(&host->req->sg),
diff --git a/drivers/memstick/host/tifm_ms.c b/drivers/memstick/host/tifm_ms.c
index 5b966b54d6e9..fc35c7404429 100644
--- a/drivers/memstick/host/tifm_ms.c
+++ b/drivers/memstick/host/tifm_ms.c
@@ -198,7 +198,7 @@ static unsigned int tifm_ms_transfer_data(struct tifm_ms 
*host)
                host->block_pos);
 
        while (length) {
-               unsigned int uninitialized_var(p_off);
+               unsigned int p_off;
 
                if (host->req->long_data) {
                        pg = nth_page(sg_page(&host->req->sg),
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 37b1158c1c0c..1ee866a38794 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -493,7 +493,7 @@ static void sdhci_read_block_pio(struct sdhci_host *host)
 {
        unsigned long flags;
        size_t blksize, len, chunk;
-       u32 uninitialized_var(scratch);
+       u32 scratch;
        u8 *buf;
 
        DBG("PIO reading\n");
diff --git a/drivers/mtd/nand/raw/nand_ecc.c b/drivers/mtd/nand/raw/nand_ecc.c
index 09fdced659f5..b6a46b1b7781 100644
--- a/drivers/mtd/nand/raw/nand_ecc.c
+++ b/drivers/mtd/nand/raw/nand_ecc.c
@@ -131,7 +131,7 @@ void __nand_calculate_ecc(const unsigned char *buf, 
unsigned int eccsize,
        /* rp0..rp15..rp17 are the various accumulated parities (per byte) */
        uint32_t rp0, rp1, rp2, rp3, rp4, rp5, rp6, rp7;
        uint32_t rp8, rp9, rp10, rp11, rp12, rp13, rp14, rp15, rp16;
-       uint32_t uninitialized_var(rp17);       /* to make compiler happy */
+       uint32_t rp17;
        uint32_t par;           /* the cumulative parity for all data */
        uint32_t tmppar;        /* the cumulative parity for this iteration;
                                   for rp12, rp14 and rp16 at the end of the
diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c
index 0009c1820e21..93dbe35dd30b 100644
--- a/drivers/mtd/nand/raw/s3c2410.c
+++ b/drivers/mtd/nand/raw/s3c2410.c
@@ -291,7 +291,7 @@ static int s3c2410_nand_setrate(struct s3c2410_nand_info 
*info)
        int tacls_max = (info->cpu_type == TYPE_S3C2412) ? 8 : 4;
        int tacls, twrph0, twrph1;
        unsigned long clkrate = clk_get_rate(info->clk);
-       unsigned long uninitialized_var(set), cfg, uninitialized_var(mask);
+       unsigned long set, cfg, mask;
        unsigned long flags;
 
        /* calculate the timing information for the controller */
diff --git a/drivers/mtd/parsers/afs.c b/drivers/mtd/parsers/afs.c
index 752b6cf005f7..980e332bdac4 100644
--- a/drivers/mtd/parsers/afs.c
+++ b/drivers/mtd/parsers/afs.c
@@ -126,8 +126,8 @@ static int afs_parse_v1_partition(struct mtd_info *mtd,
         * Static checks cannot see that we bail out if we have an error
         * reading the footer.
         */
-       u_int uninitialized_var(iis_ptr);
-       u_int uninitialized_var(img_ptr);
+       u_int iis_ptr;
+       u_int img_ptr;
        u_int ptr;
        size_t sz;
        int ret;
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 5133e1be5331..0edecfdbd01f 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -599,7 +599,7 @@ int ubi_eba_read_leb(struct ubi_device *ubi, struct 
ubi_volume *vol, int lnum,
        int err, pnum, scrub = 0, vol_id = vol->vol_id;
        struct ubi_vid_io_buf *vidb;
        struct ubi_vid_hdr *vid_hdr;
-       uint32_t uninitialized_var(crc);
+       uint32_t crc;
 
        err = leb_read_lock(ubi, vol_id, lnum);
        if (err)
diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c
index a761092e6ac9..f929db893957 100644
--- a/drivers/net/can/janz-ican3.c
+++ b/drivers/net/can/janz-ican3.c
@@ -1451,7 +1451,7 @@ static int ican3_napi(struct napi_struct *napi, int 
budget)
 
        /* process all communication messages */
        while (true) {
-               struct ican3_msg uninitialized_var(msg);
+               struct ican3_msg msg;
                ret = ican3_recv_msg(mod, &msg);
                if (ret)
                        break;
diff --git a/drivers/net/ethernet/broadcom/bnx2.c 
b/drivers/net/ethernet/broadcom/bnx2.c
index e1c236cab2a7..c8cc14eadbb4 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -1455,7 +1455,7 @@ bnx2_test_and_disable_2g5(struct bnx2 *bp)
 static void
 bnx2_enable_forced_2g5(struct bnx2 *bp)
 {
-       u32 uninitialized_var(bmcr);
+       u32 bmcr;
        int err;
 
        if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE))
@@ -1499,7 +1499,7 @@ bnx2_enable_forced_2g5(struct bnx2 *bp)
 static void
 bnx2_disable_forced_2g5(struct bnx2 *bp)
 {
-       u32 uninitialized_var(bmcr);
+       u32 bmcr;
        int err;
 
        if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c 
b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index 91bd258ecf1b..65d0baef351a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -486,8 +486,8 @@ static int req_pages_handler(struct notifier_block *nb,
 
 int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot)
 {
-       u16 uninitialized_var(func_id);
-       s32 uninitialized_var(npages);
+       u16 func_id;
+       s32 npages;
        int err;
 
        err = mlx5_cmd_query_pages(dev, &func_id, &npages, boot);
diff --git a/drivers/net/ethernet/neterion/s2io.c 
b/drivers/net/ethernet/neterion/s2io.c
index 67e62603fe3b..15b8b1bf8163 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -7276,7 +7276,7 @@ static int rx_osm_handler(struct ring_info *ring_data, 
struct RxD_t * rxdp)
        int ring_no = ring_data->ring_no;
        u16 l3_csum, l4_csum;
        unsigned long long err = rxdp->Control_1 & RXD_T_CODE;
-       struct lro *uninitialized_var(lro);
+       struct lro *lro;
        u8 err_mask;
        struct swStat *swstats = &sp->mac_control.stats_info->sw_stat;
 
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c 
b/drivers/net/ethernet/qlogic/qla3xxx.c
index 0fade19e00d4..0d0e38debbc2 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -3769,7 +3769,7 @@ static int ql3xxx_probe(struct pci_dev *pdev,
        struct net_device *ndev = NULL;
        struct ql3_adapter *qdev = NULL;
        static int cards_found;
-       int uninitialized_var(pci_using_dac), err;
+       int pci_using_dac, err;
 
        err = pci_enable_device(pdev);
        if (err) {
diff --git a/drivers/net/ethernet/sun/cassini.c 
b/drivers/net/ethernet/sun/cassini.c
index f1c8615ab6f0..851206924790 100644
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -2283,7 +2283,7 @@ static int cas_rx_ringN(struct cas *cp, int ring, int 
budget)
        drops = 0;
        while (1) {
                struct cas_rx_comp *rxc = rxcs + entry;
-               struct sk_buff *uninitialized_var(skb);
+               struct sk_buff *skb;
                int type, len;
                u64 words[4];
                int i, dring;
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 9a5004f674c7..1b697e4cd7dc 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -429,7 +429,7 @@ static int serdes_init_niu_1g_serdes(struct niu *np)
        struct niu_link_config *lp = &np->link_config;
        u16 pll_cfg, pll_sts;
        int max_retry = 100;
-       u64 uninitialized_var(sig), mask, val;
+       u64 sig, mask, val;
        u32 tx_cfg, rx_cfg;
        unsigned long i;
        int err;
@@ -526,7 +526,7 @@ static int serdes_init_niu_10g_serdes(struct niu *np)
        struct niu_link_config *lp = &np->link_config;
        u32 tx_cfg, rx_cfg, pll_cfg, pll_sts;
        int max_retry = 100;
-       u64 uninitialized_var(sig), mask, val;
+       u64 sig, mask, val;
        unsigned long i;
        int err;
 
@@ -714,7 +714,7 @@ static int esr_write_glue0(struct niu *np, unsigned long 
chan, u32 val)
 
 static int esr_reset(struct niu *np)
 {
-       u32 uninitialized_var(reset);
+       u32 reset;
        int err;
 
        err = mdio_write(np, np->port, NIU_ESR_DEV_ADDR,
diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c
index 7ad3d24195ba..138930c66ad2 100644
--- a/drivers/net/wan/z85230.c
+++ b/drivers/net/wan/z85230.c
@@ -702,7 +702,7 @@ EXPORT_SYMBOL(z8530_nop);
 irqreturn_t z8530_interrupt(int irq, void *dev_id)
 {
        struct z8530_dev *dev=dev_id;
-       u8 uninitialized_var(intr);
+       u8 intr;
        static volatile int locker=0;
        int work=0;
        struct z8530_irqhandler *irqs;
diff --git a/drivers/net/wireless/ath/ath10k/core.c 
b/drivers/net/wireless/ath/ath10k/core.c
index f26cc6989dad..791ab09ef3ee 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -2242,7 +2242,7 @@ static int ath10k_init_uart(struct ath10k *ar)
 
 static int ath10k_init_hw_params(struct ath10k *ar)
 {
-       const struct ath10k_hw_params *uninitialized_var(hw_params);
+       const struct ath10k_hw_params *hw_params;
        int i;
 
        for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) {
diff --git a/drivers/net/wireless/ath/ath6kl/init.c 
b/drivers/net/wireless/ath/ath6kl/init.c
index aa1c71a76ef7..811fad6d60c0 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -1575,7 +1575,7 @@ static int ath6kl_init_upload(struct ath6kl *ar)
 
 int ath6kl_init_hw_params(struct ath6kl *ar)
 {
-       const struct ath6kl_hw *uninitialized_var(hw);
+       const struct ath6kl_hw *hw;
        int i;
 
        for (i = 0; i < ARRAY_SIZE(hw_list); i++) {
diff --git a/drivers/net/wireless/ath/ath9k/init.c 
b/drivers/net/wireless/ath/ath9k/init.c
index 17c318902cb8..68cc7803b91a 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -230,7 +230,7 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 
reg_offset, u32 set, u32 cl
        struct ath_hw *ah = hw_priv;
        struct ath_common *common = ath9k_hw_common(ah);
        struct ath_softc *sc = (struct ath_softc *) common->priv;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
        u32 val;
 
        if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) {
diff --git a/drivers/net/wireless/broadcom/b43/debugfs.c 
b/drivers/net/wireless/broadcom/b43/debugfs.c
index dc1819ca52ac..89a25aefb327 100644
--- a/drivers/net/wireless/broadcom/b43/debugfs.c
+++ b/drivers/net/wireless/broadcom/b43/debugfs.c
@@ -493,7 +493,7 @@ static ssize_t b43_debugfs_read(struct file *file, char 
__user *userbuf,
        struct b43_wldev *dev;
        struct b43_debugfs_fops *dfops;
        struct b43_dfs_file *dfile;
-       ssize_t uninitialized_var(ret);
+       ssize_t ret;
        char *buf;
        const size_t bufsize = 1024 * 16; /* 16 kiB buffer */
        const size_t buforder = get_order(bufsize);
diff --git a/drivers/net/wireless/broadcom/b43/dma.c 
b/drivers/net/wireless/broadcom/b43/dma.c
index 9733c64bf978..ca671fc13116 100644
--- a/drivers/net/wireless/broadcom/b43/dma.c
+++ b/drivers/net/wireless/broadcom/b43/dma.c
@@ -37,7 +37,7 @@
 static u32 b43_dma_address(struct b43_dma *dma, dma_addr_t dmaaddr,
                           enum b43_addrtype addrtype)
 {
-       u32 uninitialized_var(addr);
+       u32 addr;
 
        switch (addrtype) {
        case B43_DMA_ADDR_LOW:
diff --git a/drivers/net/wireless/broadcom/b43/lo.c 
b/drivers/net/wireless/broadcom/b43/lo.c
index 5d97cf06eceb..338b6545a1e7 100644
--- a/drivers/net/wireless/broadcom/b43/lo.c
+++ b/drivers/net/wireless/broadcom/b43/lo.c
@@ -729,7 +729,7 @@ struct b43_lo_calib *b43_calibrate_lo_setting(struct 
b43_wldev *dev,
        };
        int max_rx_gain;
        struct b43_lo_calib *cal;
-       struct lo_g_saved_values uninitialized_var(saved_regs);
+       struct lo_g_saved_values saved_regs;
        /* Values from the "TXCTL Register and Value Table" */
        u16 txctl_reg;
        u16 txctl_value;
diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c 
b/drivers/net/wireless/broadcom/b43/phy_n.c
index 88cdcea10d61..771f69ff145e 100644
--- a/drivers/net/wireless/broadcom/b43/phy_n.c
+++ b/drivers/net/wireless/broadcom/b43/phy_n.c
@@ -5647,7 +5647,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
        u8 rfctl[2];
        u8 afectl_core;
        u16 tmp[6];
-       u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
+       u16 cur_hpf1, cur_hpf2, cur_lna;
        u32 real, imag;
        enum nl80211_band band;
 
diff --git a/drivers/net/wireless/broadcom/b43/xmit.c 
b/drivers/net/wireless/broadcom/b43/xmit.c
index 058745219516..2ff005b453cd 100644
--- a/drivers/net/wireless/broadcom/b43/xmit.c
+++ b/drivers/net/wireless/broadcom/b43/xmit.c
@@ -422,10 +422,10 @@ int b43_generate_txhdr(struct b43_wldev *dev,
        if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
            (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) {
                unsigned int len;
-               struct ieee80211_hdr *uninitialized_var(hdr);
+               struct ieee80211_hdr *hdr;
                int rts_rate, rts_rate_fb;
                int rts_rate_ofdm, rts_rate_fb_ofdm;
-               struct b43_plcp_hdr6 *uninitialized_var(plcp);
+               struct b43_plcp_hdr6 *plcp;
                struct ieee80211_rate *rts_cts_rate;
 
                rts_cts_rate = ieee80211_get_rts_cts_rate(dev->wl->hw, info);
@@ -436,7 +436,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
                rts_rate_fb_ofdm = b43_is_ofdm_rate(rts_rate_fb);
 
                if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
-                       struct ieee80211_cts *uninitialized_var(cts);
+                       struct ieee80211_cts *cts;
 
                        switch (dev->fw.hdr_format) {
                        case B43_FW_HDR_598:
@@ -458,7 +458,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
                        mac_ctl |= B43_TXH_MAC_SENDCTS;
                        len = sizeof(struct ieee80211_cts);
                } else {
-                       struct ieee80211_rts *uninitialized_var(rts);
+                       struct ieee80211_rts *rts;
 
                        switch (dev->fw.hdr_format) {
                        case B43_FW_HDR_598:
@@ -650,8 +650,8 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, 
const void *_rxhdr)
        const struct b43_rxhdr_fw4 *rxhdr = _rxhdr;
        __le16 fctl;
        u16 phystat0, phystat3;
-       u16 uninitialized_var(chanstat), uninitialized_var(mactime);
-       u32 uninitialized_var(macstat);
+       u16 chanstat, mactime;
+       u32 macstat;
        u16 chanid;
        int padding, rate_idx;
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/debugfs.c 
b/drivers/net/wireless/broadcom/b43legacy/debugfs.c
index fa133dfb2ecb..e7e4293c01f2 100644
--- a/drivers/net/wireless/broadcom/b43legacy/debugfs.c
+++ b/drivers/net/wireless/broadcom/b43legacy/debugfs.c
@@ -190,7 +190,7 @@ static ssize_t b43legacy_debugfs_read(struct file *file, 
char __user *userbuf,
        struct b43legacy_wldev *dev;
        struct b43legacy_debugfs_fops *dfops;
        struct b43legacy_dfs_file *dfile;
-       ssize_t uninitialized_var(ret);
+       ssize_t ret;
        char *buf;
        const size_t bufsize = 1024 * 16; /* 16 KiB buffer */
        const size_t buforder = get_order(bufsize);
diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c 
b/drivers/net/wireless/broadcom/b43legacy/main.c
index 8b6b657c4b85..d7f8dbcfaa9c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/main.c
+++ b/drivers/net/wireless/broadcom/b43legacy/main.c
@@ -2580,7 +2580,7 @@ static void b43legacy_put_phy_into_reset(struct 
b43legacy_wldev *dev)
 static int b43legacy_switch_phymode(struct b43legacy_wl *wl,
                                      unsigned int new_mode)
 {
-       struct b43legacy_wldev *uninitialized_var(up_dev);
+       struct b43legacy_wldev *up_dev;
        struct b43legacy_wldev *down_dev;
        int err;
        bool gmode = false;
diff --git a/drivers/net/wireless/intel/iwlegacy/3945.c 
b/drivers/net/wireless/intel/iwlegacy/3945.c
index 2ac494f5ae22..fd63eba47ba2 100644
--- a/drivers/net/wireless/intel/iwlegacy/3945.c
+++ b/drivers/net/wireless/intel/iwlegacy/3945.c
@@ -2100,7 +2100,7 @@ il3945_txpower_set_from_eeprom(struct il_priv *il)
 
                /* set tx power value for all OFDM rates */
                for (rate_idx = 0; rate_idx < IL_OFDM_RATES; rate_idx++) {
-                       s32 uninitialized_var(power_idx);
+                       s32 power_idx;
                        int rc;
 
                        /* use channel group's clip-power table,
diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c 
b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
index da6d4202611c..a159d1d18c2c 100644
--- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
@@ -2769,7 +2769,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb)
        struct ieee80211_tx_info *info;
        struct il4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
        u32 status = le32_to_cpu(tx_resp->u.status);
-       int uninitialized_var(tid);
+       int tid;
        int sta_id;
        int freed;
        u8 *qc = NULL;
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c 
b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
index 5b071b70bc08..0ae9cfc65272 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
@@ -618,8 +618,8 @@ static void _rtl92cu_init_chipn_two_out_ep_priority(struct 
ieee80211_hw *hw,
                                                     u8 queue_sel)
 {
        u16 beq, bkq, viq, voq, mgtq, hiq;
-       u16 uninitialized_var(valuehi);
-       u16 uninitialized_var(valuelow);
+       u16 valuehi;
+       u16 valuelow;
 
        switch (queue_sel) {
        case (TX_SELE_HQ | TX_SELE_LQ):
diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index f4274d301235..7070276c5bef 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -1283,7 +1283,7 @@ static irqreturn_t aer_isr(int irq, void *context)
 {
        struct pcie_device *dev = (struct pcie_device *)context;
        struct aer_rpc *rpc = get_service_data(dev);
-       struct aer_err_source uninitialized_var(e_src);
+       struct aer_err_source e_src;
 
        if (kfifo_is_empty(&rpc->aer_fifo))
                return IRQ_NONE;
diff --git a/drivers/platform/x86/hdaps.c b/drivers/platform/x86/hdaps.c
index 04c4da6692d7..a72270932ec3 100644
--- a/drivers/platform/x86/hdaps.c
+++ b/drivers/platform/x86/hdaps.c
@@ -365,7 +365,7 @@ static ssize_t hdaps_variance_show(struct device *dev,
 static ssize_t hdaps_temp1_show(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
-       u8 uninitialized_var(temp);
+       u8 temp;
        int ret;
 
        ret = hdaps_readb_one(HDAPS_PORT_TEMP1, &temp);
@@ -378,7 +378,7 @@ static ssize_t hdaps_temp1_show(struct device *dev,
 static ssize_t hdaps_temp2_show(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
-       u8 uninitialized_var(temp);
+       u8 temp;
        int ret;
 
        ret = hdaps_readb_one(HDAPS_PORT_TEMP2, &temp);
diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c
index e95f5b3bef4d..37c6cc374079 100644
--- a/drivers/scsi/dc395x.c
+++ b/drivers/scsi/dc395x.c
@@ -4126,7 +4126,7 @@ static int adapter_sg_tables_alloc(struct AdapterCtlBlk 
*acb)
        const unsigned srbs_per_page = PAGE_SIZE/SEGMENTX_LEN;
        int srb_idx = 0;
        unsigned i = 0;
-       struct SGentry *uninitialized_var(ptr);
+       struct SGentry *ptr;
 
        for (i = 0; i < DC395x_MAX_SRB_CNT; i++)
                acb->srb_array[i].segment_x = NULL;
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index fb9848e1d481..0b4499210b95 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -4202,7 +4202,7 @@ static int process_oq(struct pm8001_hba_info *pm8001_ha, 
u8 vec)
 {
        struct outbound_queue_table *circularQ;
        void *pMsg1 = NULL;
-       u8 uninitialized_var(bc);
+       u8 bc;
        u32 ret = MPI_IO_STATUS_FAIL;
        unsigned long flags;
 
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index 4d205ebaee87..05c944a3bdca 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -4182,7 +4182,7 @@ static int process_oq(struct pm8001_hba_info *pm8001_ha, 
u8 vec)
 {
        struct outbound_queue_table *circularQ;
        void *pMsg1 = NULL;
-       u8 uninitialized_var(bc);
+       u8 bc;
        u32 ret = MPI_IO_STATUS_FAIL;
        unsigned long flags;
        u32 regval;
diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c
index 3861cb659cb9..6c647ba4ba0b 100644
--- a/drivers/ssb/driver_chipcommon.c
+++ b/drivers/ssb/driver_chipcommon.c
@@ -119,7 +119,7 @@ void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
 static enum ssb_clksrc chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc)
 {
        struct ssb_bus *bus = cc->dev->bus;
-       u32 uninitialized_var(tmp);
+       u32 tmp;
 
        if (cc->dev->id.revision < 6) {
                if (bus->bustype == SSB_BUSTYPE_SSB ||
@@ -149,7 +149,7 @@ static enum ssb_clksrc chipco_pctl_get_slowclksrc(struct 
ssb_chipcommon *cc)
 /* Get maximum or minimum (depending on get_max flag) slowclock frequency. */
 static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max)
 {
-       int uninitialized_var(limit);
+       int limit;
        enum ssb_clksrc clocksrc;
        int divisor = 1;
        u32 tmp;
diff --git a/drivers/tty/cyclades.c b/drivers/tty/cyclades.c
index a6aabfd6e2da..097266342e5e 100644
--- a/drivers/tty/cyclades.c
+++ b/drivers/tty/cyclades.c
@@ -3643,7 +3643,7 @@ static int cy_pci_probe(struct pci_dev *pdev,
        struct cyclades_card *card;
        void __iomem *addr0 = NULL, *addr2 = NULL;
        char *card_name = NULL;
-       u32 uninitialized_var(mailbox);
+       u32 mailbox;
        unsigned int device_id, nchan = 0, card_no, i, j;
        unsigned char plx_ver;
        int retval, irq;
diff --git a/drivers/tty/isicom.c b/drivers/tty/isicom.c
index fc38f96475bf..3b2f9fb01aa0 100644
--- a/drivers/tty/isicom.c
+++ b/drivers/tty/isicom.c
@@ -1514,7 +1514,7 @@ static unsigned int card_count;
 static int isicom_probe(struct pci_dev *pdev,
        const struct pci_device_id *ent)
 {
-       unsigned int uninitialized_var(signature), index;
+       unsigned int signature, index;
        int retval = -EPERM;
        struct isi_board *board = NULL;
 
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index b4d6d9bb3239..c545b27ea568 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -1146,7 +1146,7 @@ irqreturn_t cppi_interrupt(int irq, void *dev_id)
        struct musb_hw_ep       *hw_ep = NULL;
        u32                     rx, tx;
        int                     i, index;
-       unsigned long           uninitialized_var(flags);
+       unsigned long           flags;
 
        cppi = container_of(musb->dma_controller, struct cppi, controller);
        if (cppi->irq)
diff --git a/drivers/usb/storage/sddr55.c b/drivers/usb/storage/sddr55.c
index ba955d65eb0e..c8a988d2cfdd 100644
--- a/drivers/usb/storage/sddr55.c
+++ b/drivers/usb/storage/sddr55.c
@@ -554,8 +554,8 @@ static int sddr55_reset(struct us_data *us)
 
 static unsigned long sddr55_get_capacity(struct us_data *us) {
 
-       unsigned char uninitialized_var(manufacturerID);
-       unsigned char uninitialized_var(deviceID);
+       unsigned char manufacturerID;
+       unsigned char deviceID;
        int result;
        struct sddr55_card_info *info = (struct sddr55_card_info *)us->extra;
 
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 2927f02cc7e1..d7fc9eb1b8bc 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -861,7 +861,7 @@ static void handle_tx_zerocopy(struct vhost_net *net, 
struct socket *sock)
        struct tun_msg_ctl ctl;
        size_t len, total_len = 0;
        int err;
-       struct vhost_net_ubuf_ref *uninitialized_var(ubufs);
+       struct vhost_net_ubuf_ref *ubufs;
        bool zcopy_used;
        int sent_pkts = 0;
 
@@ -1041,7 +1041,7 @@ static int get_rx_bufs(struct vhost_virtqueue *vq,
        /* len is always initialized before use since we are always called with
         * datalen > 0.
         */
-       u32 uninitialized_var(len);
+       u32 len;
 
        while (datalen > 0 && headcount < quota) {
                if (unlikely(seg >= UIO_MAXIOV)) {
@@ -1098,7 +1098,7 @@ static void handle_rx(struct vhost_net *net)
 {
        struct vhost_net_virtqueue *nvq = &net->vqs[VHOST_NET_VQ_RX];
        struct vhost_virtqueue *vq = &nvq->vq;
-       unsigned uninitialized_var(in), log;
+       unsigned in, log;
        struct vhost_log *vq_log;
        struct msghdr msg = {
                .msg_name = NULL,
diff --git a/drivers/video/fbdev/matrox/matroxfb_maven.c 
b/drivers/video/fbdev/matrox/matroxfb_maven.c
index eda893b7a2e9..9a98c4a6ba33 100644
--- a/drivers/video/fbdev/matrox/matroxfb_maven.c
+++ b/drivers/video/fbdev/matrox/matroxfb_maven.c
@@ -300,7 +300,7 @@ static int matroxfb_mavenclock(const struct matrox_pll_ctl 
*ctl,
                unsigned int* in, unsigned int* feed, unsigned int* post,
                unsigned int* htotal2) {
        unsigned int fvco;
-       unsigned int uninitialized_var(p);
+       unsigned int p;
 
        fvco = matroxfb_PLL_mavenclock(&maven1000_pll, ctl, htotal, vtotal, in, 
feed, &p, htotal2);
        if (!fvco)
@@ -732,8 +732,8 @@ static int maven_find_exact_clocks(unsigned int ht, 
unsigned int vt,
 
        for (x = 0; x < 8; x++) {
                unsigned int c;
-               unsigned int uninitialized_var(a), uninitialized_var(b),
-                            uninitialized_var(h2);
+               unsigned int a, b,
+                            h2;
                unsigned int h = ht + 2 + x;
 
                if (!matroxfb_mavenclock((m->mode == MATROXFB_OUTPUT_MODE_PAL) 
? &maven_PAL : &maven_NTSC, h, vt, &a, &b, &c, &h2)) {
diff --git a/drivers/video/fbdev/pm3fb.c b/drivers/video/fbdev/pm3fb.c
index 7497bd36334c..a8faf46adeb1 100644
--- a/drivers/video/fbdev/pm3fb.c
+++ b/drivers/video/fbdev/pm3fb.c
@@ -821,9 +821,9 @@ static void pm3fb_write_mode(struct fb_info *info)
 
        wmb();
        {
-               unsigned char uninitialized_var(m);     /* ClkPreScale */
-               unsigned char uninitialized_var(n);     /* ClkFeedBackScale */
-               unsigned char uninitialized_var(p);     /* ClkPostScale */
+               unsigned char m;        /* ClkPreScale */
+               unsigned char n;        /* ClkFeedBackScale */
+               unsigned char p;        /* ClkPostScale */
                unsigned long pixclock = PICOS2KHZ(info->var.pixclock);
 
                (void)pm3fb_calculate_clock(pixclock, &m, &n, &p);
diff --git a/drivers/video/fbdev/riva/riva_hw.c 
b/drivers/video/fbdev/riva/riva_hw.c
index 08c9ee46978e..4168ac464565 100644
--- a/drivers/video/fbdev/riva/riva_hw.c
+++ b/drivers/video/fbdev/riva/riva_hw.c
@@ -1245,8 +1245,7 @@ int CalcStateExt
 )
 {
     int pixelDepth;
-    int uninitialized_var(VClk),uninitialized_var(m),
-        uninitialized_var(n),  uninitialized_var(p);
+    int VClk, m, n, p;
 
     /*
      * Save mode parameters.
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 58b96baa8d48..a2de775801af 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -424,7 +424,7 @@ static inline int virtqueue_add_split(struct virtqueue *_vq,
        struct vring_virtqueue *vq = to_vvq(_vq);
        struct scatterlist *sg;
        struct vring_desc *desc;
-       unsigned int i, n, avail, descs_used, uninitialized_var(prev), err_idx;
+       unsigned int i, n, avail, descs_used, prev, err_idx;
        int head;
        bool indirect;
 
@@ -1101,8 +1101,8 @@ static inline int virtqueue_add_packed(struct virtqueue 
*_vq,
        struct vring_packed_desc *desc;
        struct scatterlist *sg;
        unsigned int i, n, c, descs_used, err_idx;
-       __le16 uninitialized_var(head_flags), flags;
-       u16 head, id, uninitialized_var(prev), curr, avail_used_flags;
+       __le16 head_flags, flags;
+       u16 head, id, prev, curr, avail_used_flags;
 
        START_USE(vq);
 
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index d1e1caa23c8b..9b7f612f3996 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -1028,7 +1028,7 @@ static int afs_d_revalidate_rcu(struct dentry *dentry)
 static int afs_d_revalidate(struct dentry *dentry, unsigned int flags)
 {
        struct afs_vnode *vnode, *dir;
-       struct afs_fid uninitialized_var(fid);
+       struct afs_fid fid;
        struct dentry *parent;
        struct inode *inode;
        struct key *key;
diff --git a/fs/afs/security.c b/fs/afs/security.c
index ce9de1e6742b..207a54ce4540 100644
--- a/fs/afs/security.c
+++ b/fs/afs/security.c
@@ -401,7 +401,7 @@ int afs_check_permit(struct afs_vnode *vnode, struct key 
*key,
 int afs_permission(struct inode *inode, int mask)
 {
        struct afs_vnode *vnode = AFS_FS_I(inode);
-       afs_access_t uninitialized_var(access);
+       afs_access_t access;
        struct key *key;
        int ret = 0;
 
diff --git a/fs/dlm/netlink.c b/fs/dlm/netlink.c
index e7f550327d5d..e338c407cb75 100644
--- a/fs/dlm/netlink.c
+++ b/fs/dlm/netlink.c
@@ -113,7 +113,7 @@ static void fill_data(struct dlm_lock_data *data, struct 
dlm_lkb *lkb)
 
 void dlm_timeout_warn(struct dlm_lkb *lkb)
 {
-       struct sk_buff *uninitialized_var(send_skb);
+       struct sk_buff *send_skb;
        struct dlm_lock_data *data;
        size_t size;
        int rv;
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 64b56c7df023..d0542151e8c4 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -265,7 +265,7 @@ static inline struct bio *erofs_read_raw_page(struct bio 
*bio,
  */
 static int erofs_raw_access_readpage(struct file *file, struct page *page)
 {
-       erofs_off_t uninitialized_var(last_block);
+       erofs_off_t last_block;
        struct bio *bio;
 
        trace_erofs_readpage(page, true);
@@ -282,7 +282,7 @@ static int erofs_raw_access_readpage(struct file *file, 
struct page *page)
 
 static void erofs_raw_access_readahead(struct readahead_control *rac)
 {
-       erofs_off_t uninitialized_var(last_block);
+       erofs_off_t last_block;
        struct bio *bio = NULL;
        struct page *page;
 
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index be50a4d9d273..24a26aaf847f 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -1161,7 +1161,7 @@ static void z_erofs_submit_queue(struct super_block *sb,
        struct z_erofs_decompressqueue *q[NR_JOBQUEUES];
        void *bi_private;
        /* since bio will be NULL, no need to initialize last_index */
-       pgoff_t uninitialized_var(last_index);
+       pgoff_t last_index;
        unsigned int nr_bios = 0;
        struct bio *bio = NULL;
 
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 03ec97f28235..926f1e9e887d 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2762,7 +2762,7 @@ static int f2fs_write_cache_pages(struct address_space 
*mapping,
        };
 #endif
        int nr_pages;
-       pgoff_t uninitialized_var(writeback_index);
+       pgoff_t writeback_index;
        pgoff_t index;
        pgoff_t end;            /* Inclusive */
        pgoff_t done_index;
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index b4ddf48fa444..c4a274285858 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -1284,7 +1284,7 @@ int fat_add_entries(struct inode *dir, void *slots, int 
nr_slots,
        struct super_block *sb = dir->i_sb;
        struct msdos_sb_info *sbi = MSDOS_SB(sb);
        struct buffer_head *bh, *prev, *bhs[3]; /* 32*slots (672bytes) */
-       struct msdos_dir_entry *uninitialized_var(de);
+       struct msdos_dir_entry *de;
        int err, free_slots, i, nr_bhs;
        loff_t pos, i_pos;
 
diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index c23f6f243ad4..a1303ad303ba 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -120,7 +120,7 @@ static ssize_t fuse_conn_max_background_write(struct file 
*file,
                                              const char __user *buf,
                                              size_t count, loff_t *ppos)
 {
-       unsigned uninitialized_var(val);
+       unsigned val;
        ssize_t ret;
 
        ret = fuse_conn_limit_write(file, buf, count, ppos, &val,
@@ -162,7 +162,7 @@ static ssize_t fuse_conn_congestion_threshold_write(struct 
file *file,
                                                    const char __user *buf,
                                                    size_t count, loff_t *ppos)
 {
-       unsigned uninitialized_var(val);
+       unsigned val;
        struct fuse_conn *fc;
        ssize_t ret;
 
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c
index 030f094910c3..2cc17816d7b1 100644
--- a/fs/fuse/cuse.c
+++ b/fs/fuse/cuse.c
@@ -270,7 +270,7 @@ static int cuse_parse_one(char **pp, char *end, char 
**keyp, char **valp)
 static int cuse_parse_devinfo(char *p, size_t len, struct cuse_devinfo 
*devinfo)
 {
        char *end = p + len;
-       char *uninitialized_var(key), *uninitialized_var(val);
+       char *key, *val;
        int rc;
 
        while (true) {
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index bac51c32d660..ca43817df3c8 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2917,7 +2917,7 @@ static void fuse_register_polled_file(struct fuse_conn 
*fc,
 {
        spin_lock(&fc->lock);
        if (RB_EMPTY_NODE(&ff->polled_node)) {
-               struct rb_node **link, *uninitialized_var(parent);
+               struct rb_node **link, *parent;
 
                link = fuse_find_polled_node(fc, ff->kh, &parent);
                BUG_ON(*link);
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 72c9560f4467..baa17c781870 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -335,7 +335,7 @@ static int gfs2_write_cache_jdata(struct address_space 
*mapping,
        int done = 0;
        struct pagevec pvec;
        int nr_pages;
-       pgoff_t uninitialized_var(writeback_index);
+       pgoff_t writeback_index;
        pgoff_t index;
        pgoff_t end;
        pgoff_t done_index;
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 6306eaae378b..8dfe09f52cbc 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1761,7 +1761,7 @@ static int punch_hole(struct gfs2_inode *ip, u64 offset, 
u64 length)
        u64 lblock = (offset + (1 << bsize_shift) - 1) >> bsize_shift;
        __u16 start_list[GFS2_MAX_META_HEIGHT];
        __u16 __end_list[GFS2_MAX_META_HEIGHT], *end_list = NULL;
-       unsigned int start_aligned, uninitialized_var(end_aligned);
+       unsigned int start_aligned, end_aligned;
        unsigned int strip_h = ip->i_height - 1;
        u32 btotal = 0;
        int ret, state;
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index cb2a11b458c6..ed1da4323967 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -419,7 +419,7 @@ static bool gfs2_jhead_pg_srch(struct gfs2_jdesc *jd,
                              struct page *page)
 {
        struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode);
-       struct gfs2_log_header_host uninitialized_var(lh);
+       struct gfs2_log_header_host lh;
        void *kaddr = kmap_atomic(page);
        unsigned int offset;
        bool ret = false;
diff --git a/fs/hfsplus/unicode.c b/fs/hfsplus/unicode.c
index c8d1b2be7854..73342c925a4b 100644
--- a/fs/hfsplus/unicode.c
+++ b/fs/hfsplus/unicode.c
@@ -398,7 +398,7 @@ int hfsplus_hash_dentry(const struct dentry *dentry, struct 
qstr *str)
        astr = str->name;
        len = str->len;
        while (len > 0) {
-               int uninitialized_var(dsize);
+               int dsize;
                size = asc2unichar(sb, astr, len, &c);
                astr += size;
                len -= size;
diff --git a/fs/isofs/namei.c b/fs/isofs/namei.c
index cac468f04820..402769881c32 100644
--- a/fs/isofs/namei.c
+++ b/fs/isofs/namei.c
@@ -152,8 +152,8 @@ isofs_find_entry(struct inode *dir, struct dentry *dentry,
 struct dentry *isofs_lookup(struct inode *dir, struct dentry *dentry, unsigned 
int flags)
 {
        int found;
-       unsigned long uninitialized_var(block);
-       unsigned long uninitialized_var(offset);
+       unsigned long block;
+       unsigned long offset;
        struct inode *inode;
        struct page *page;
 
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index 83b8f06b4a64..7e9abdb89712 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -401,7 +401,7 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info 
*c, struct jffs2_eraseb
 {
        size_t retlen;
        int ret;
-       uint32_t uninitialized_var(bad_offset);
+       uint32_t bad_offset;
 
        switch (jffs2_block_check_erase(c, jeb, &bad_offset)) {
        case -EAGAIN:   goto refile;
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 3bb2db947d29..40eed413ea59 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -351,7 +351,7 @@ static ssize_t write_unlock_fs(struct file *file, char 
*buf, size_t size)
 static ssize_t write_filehandle(struct file *file, char *buf, size_t size)
 {
        char *dname, *path;
-       int uninitialized_var(maxsize);
+       int maxsize;
        char *mesg = buf;
        int len;
        struct auth_domain *dom;
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index 2f834add165b..4c1b90442d6f 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -4707,7 +4707,7 @@ int ocfs2_insert_extent(handle_t *handle,
                        struct ocfs2_alloc_context *meta_ac)
 {
        int status;
-       int uninitialized_var(free_records);
+       int free_records;
        struct buffer_head *last_eb_bh = NULL;
        struct ocfs2_insert_type insert = {0, };
        struct ocfs2_extent_rec rec;
@@ -7051,7 +7051,7 @@ int ocfs2_convert_inline_data_to_extents(struct inode 
*inode,
        int need_free = 0;
        u32 bit_off, num;
        handle_t *handle;
-       u64 uninitialized_var(block);
+       u64 block;
        struct ocfs2_inode_info *oi = OCFS2_I(inode);
        struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
        struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index 5761060d2ba8..bdfba9db558a 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -848,9 +848,9 @@ static int ocfs2_dx_dir_lookup(struct inode *inode,
                               u64 *ret_phys_blkno)
 {
        int ret = 0;
-       unsigned int cend, uninitialized_var(clen);
-       u32 uninitialized_var(cpos);
-       u64 uninitialized_var(blkno);
+       unsigned int cend, clen;
+       u32 cpos;
+       u64 blkno;
        u32 name_hash = hinfo->major_hash;
 
        ret = ocfs2_dx_dir_lookup_rec(inode, el, name_hash, &cpos, &blkno,
@@ -894,7 +894,7 @@ static int ocfs2_dx_dir_search(const char *name, int 
namelen,
                               struct ocfs2_dir_lookup_result *res)
 {
        int ret, i, found;
-       u64 uninitialized_var(phys);
+       u64 phys;
        struct buffer_head *dx_leaf_bh = NULL;
        struct ocfs2_dx_leaf *dx_leaf;
        struct ocfs2_dx_entry *dx_entry = NULL;
@@ -4393,9 +4393,9 @@ static int ocfs2_dx_dir_remove_index(struct inode *dir,
 int ocfs2_dx_dir_truncate(struct inode *dir, struct buffer_head *di_bh)
 {
        int ret;
-       unsigned int uninitialized_var(clen);
-       u32 major_hash = UINT_MAX, p_cpos, uninitialized_var(cpos);
-       u64 uninitialized_var(blkno);
+       unsigned int clen;
+       u32 major_hash = UINT_MAX, p_cpos, cpos;
+       u64 blkno;
        struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
        struct buffer_head *dx_root_bh = NULL;
        struct ocfs2_dx_root_block *dx_root;
diff --git a/fs/ocfs2/extent_map.c b/fs/ocfs2/extent_map.c
index e3e2d1b2af51..f3926765c3f0 100644
--- a/fs/ocfs2/extent_map.c
+++ b/fs/ocfs2/extent_map.c
@@ -403,7 +403,7 @@ static int ocfs2_get_clusters_nocache(struct inode *inode,
 {
        int i, ret, tree_height, len;
        struct ocfs2_dinode *di;
-       struct ocfs2_extent_block *uninitialized_var(eb);
+       struct ocfs2_extent_block *eb;
        struct ocfs2_extent_list *el;
        struct ocfs2_extent_rec *rec;
        struct buffer_head *eb_bh = NULL;
@@ -599,7 +599,7 @@ int ocfs2_get_clusters(struct inode *inode, u32 v_cluster,
                       unsigned int *extent_flags)
 {
        int ret;
-       unsigned int uninitialized_var(hole_len), flags = 0;
+       unsigned int hole_len, flags = 0;
        struct buffer_head *di_bh = NULL;
        struct ocfs2_extent_rec rec;
 
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 5381020aaa9a..c46bf7f581a1 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -2498,7 +2498,7 @@ int ocfs2_create_inode_in_orphan(struct inode *dir,
        struct buffer_head *new_di_bh = NULL;
        struct ocfs2_alloc_context *inode_ac = NULL;
        struct ocfs2_dir_lookup_result orphan_insert = { NULL, };
-       u64 uninitialized_var(di_blkno), suballoc_loc;
+       u64 di_blkno, suballoc_loc;
        u16 suballoc_bit;
 
        status = ocfs2_inode_lock(dir, &parent_di_bh, 1);
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index cfb77f70c888..3b397fa9c9e8 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -1063,7 +1063,7 @@ static int ocfs2_get_refcount_rec(struct 
ocfs2_caching_info *ci,
                                  struct buffer_head **ret_bh)
 {
        int ret = 0, i, found;
-       u32 low_cpos, uninitialized_var(cpos_end);
+       u32 low_cpos, cpos_end;
        struct ocfs2_extent_list *el;
        struct ocfs2_extent_rec *rec = NULL;
        struct ocfs2_extent_block *eb = NULL;
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index 90c830e3758e..9ccd19d8f7b1 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -1211,7 +1211,7 @@ static int ocfs2_xattr_block_get(struct inode *inode,
        struct ocfs2_xattr_value_root *xv;
        size_t size;
        int ret = -ENODATA, name_offset, name_len, i;
-       int uninitialized_var(block_off);
+       int block_off;
 
        xs->bucket = ocfs2_xattr_bucket_new(inode);
        if (!xs->bucket) {
diff --git a/fs/omfs/file.c b/fs/omfs/file.c
index d7b5f09d298c..2c7b70ee1388 100644
--- a/fs/omfs/file.c
+++ b/fs/omfs/file.c
@@ -220,7 +220,7 @@ static int omfs_get_block(struct inode *inode, sector_t 
block,
        struct buffer_head *bh;
        sector_t next, offset;
        int ret;
-       u64 uninitialized_var(new_block);
+       u64 new_block;
        u32 max_extents;
        int extent_count;
        struct omfs_extent *oe;
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index 9709cf22cab3..507cda8ee9dc 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -47,7 +47,7 @@ int ovl_copy_xattr(struct dentry *old, struct dentry *new)
 {
        ssize_t list_size, size, value_size = 0;
        char *buf, *name, *value = NULL;
-       int uninitialized_var(error);
+       int error;
        size_t slen;
 
        if (!(old->d_inode->i_opflags & IOP_XATTR) ||
@@ -786,7 +786,7 @@ static int ovl_copy_up_meta_inode_data(struct 
ovl_copy_up_ctx *c)
        struct path upperpath, datapath;
        int err;
        char *capability = NULL;
-       ssize_t uninitialized_var(cap_size);
+       ssize_t cap_size;
 
        ovl_path_upper(c->dentry, &upperpath);
        if (WARN_ON(upperpath.dentry == NULL))
diff --git a/fs/ubifs/commit.c b/fs/ubifs/commit.c
index ad292c5a43a9..b5cdac9b0368 100644
--- a/fs/ubifs/commit.c
+++ b/fs/ubifs/commit.c
@@ -552,11 +552,11 @@ int dbg_old_index_check_init(struct ubifs_info *c, struct 
ubifs_zbranch *zroot)
  */
 int dbg_check_old_index(struct ubifs_info *c, struct ubifs_zbranch *zroot)
 {
-       int lnum, offs, len, err = 0, uninitialized_var(last_level), child_cnt;
+       int lnum, offs, len, err = 0, last_level, child_cnt;
        int first = 1, iip;
        struct ubifs_debug_info *d = c->dbg;
-       union ubifs_key uninitialized_var(lower_key), upper_key, l_key, u_key;
-       unsigned long long uninitialized_var(last_sqnum);
+       union ubifs_key lower_key, upper_key, l_key, u_key;
+       unsigned long long last_sqnum;
        struct ubifs_idx_node *idx;
        struct list_head list;
        struct idx_node *i;
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index ef85ec167a84..9d042942d8b2 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1260,7 +1260,7 @@ static int do_rename(struct inode *old_dir, struct dentry 
*old_dentry,
        struct ubifs_budget_req ino_req = { .dirtied_ino = 1,
                        .dirtied_ino_d = ALIGN(old_inode_ui->data_len, 8) };
        struct timespec64 time;
-       unsigned int uninitialized_var(saved_nlink);
+       unsigned int saved_nlink;
        struct fscrypt_name old_nm, new_nm;
 
        /*
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 49fe062ce45e..b77d1637bbbc 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -222,7 +222,7 @@ static int write_begin_slow(struct address_space *mapping,
        struct ubifs_info *c = inode->i_sb->s_fs_info;
        pgoff_t index = pos >> PAGE_SHIFT;
        struct ubifs_budget_req req = { .new_page = 1 };
-       int uninitialized_var(err), appending = !!(pos + len > inode->i_size);
+       int err, appending = !!(pos + len > inode->i_size);
        struct page *page;
 
        dbg_gen("ino %lu, pos %llu, len %u, i_size %lld",
@@ -426,7 +426,7 @@ static int ubifs_write_begin(struct file *file, struct 
address_space *mapping,
        struct ubifs_info *c = inode->i_sb->s_fs_info;
        struct ubifs_inode *ui = ubifs_inode(inode);
        pgoff_t index = pos >> PAGE_SHIFT;
-       int uninitialized_var(err), appending = !!(pos + len > inode->i_size);
+       int err, appending = !!(pos + len > inode->i_size);
        int skipped_read = 0;
        struct page *page;
 
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index e5ec1afe1c66..2e6264318bd9 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -1222,7 +1222,7 @@ int ubifs_jnl_rename(struct ubifs_info *c, const struct 
inode *old_dir,
        int aligned_dlen1, aligned_dlen2, plen = UBIFS_INO_NODE_SZ;
        int last_reference = !!(new_inode && new_inode->i_nlink == 0);
        int move = (old_dir != new_dir);
-       struct ubifs_inode *uninitialized_var(new_ui);
+       struct ubifs_inode *new_ui;
        u8 hash_old_dir[UBIFS_HASH_ARR_SZ];
        u8 hash_new_dir[UBIFS_HASH_ARR_SZ];
        u8 hash_new_inode[UBIFS_HASH_ARR_SZ];
@@ -1507,7 +1507,7 @@ int ubifs_jnl_truncate(struct ubifs_info *c, const struct 
inode *inode,
        union ubifs_key key, to_key;
        struct ubifs_ino_node *ino;
        struct ubifs_trun_node *trun;
-       struct ubifs_data_node *uninitialized_var(dn);
+       struct ubifs_data_node *dn;
        int err, dlen, len, lnum, offs, bit, sz, sync = IS_SYNC(inode);
        struct ubifs_inode *ui = ubifs_inode(inode);
        ino_t inum = inode->i_ino;
diff --git a/fs/ubifs/lpt.c b/fs/ubifs/lpt.c
index e21abf250951..6e0a153b7194 100644
--- a/fs/ubifs/lpt.c
+++ b/fs/ubifs/lpt.c
@@ -275,7 +275,7 @@ uint32_t ubifs_unpack_bits(const struct ubifs_info *c, 
uint8_t **addr, int *pos,
        const int k = 32 - nrbits;
        uint8_t *p = *addr;
        int b = *pos;
-       uint32_t uninitialized_var(val);
+       uint32_t val;
        const int bytes = (nrbits + b + 7) >> 3;
 
        ubifs_assert(c, nrbits > 0);
diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c
index e8e7b0e9532e..f609f6cdde70 100644
--- a/fs/ubifs/tnc.c
+++ b/fs/ubifs/tnc.c
@@ -892,7 +892,7 @@ static int fallible_resolve_collision(struct ubifs_info *c,
                                      int adding)
 {
        struct ubifs_znode *o_znode = NULL, *znode = *zn;
-       int uninitialized_var(o_n), err, cmp, unsure = 0, nn = *n;
+       int o_n, err, cmp, unsure = 0, nn = *n;
 
        cmp = fallible_matches_name(c, &znode->zbranch[nn], nm);
        if (unlikely(cmp < 0))
@@ -1514,8 +1514,8 @@ int ubifs_tnc_locate(struct ubifs_info *c, const union 
ubifs_key *key,
  */
 int ubifs_tnc_get_bu_keys(struct ubifs_info *c, struct bu_info *bu)
 {
-       int n, err = 0, lnum = -1, uninitialized_var(offs);
-       int uninitialized_var(len);
+       int n, err = 0, lnum = -1, offs;
+       int len;
        unsigned int block = key_block(c, &bu->key);
        struct ubifs_znode *znode;
 
diff --git a/fs/ubifs/tnc_misc.c b/fs/ubifs/tnc_misc.c
index 49cb34c3f324..ccaf94ea5be3 100644
--- a/fs/ubifs/tnc_misc.c
+++ b/fs/ubifs/tnc_misc.c
@@ -126,8 +126,8 @@ int ubifs_search_zbranch(const struct ubifs_info *c,
                         const struct ubifs_znode *znode,
                         const union ubifs_key *key, int *n)
 {
-       int beg = 0, end = znode->child_cnt, uninitialized_var(mid);
-       int uninitialized_var(cmp);
+       int beg = 0, end = znode->child_cnt, mid;
+       int cmp;
        const struct ubifs_zbranch *zbr = &znode->zbranch[0];
 
        ubifs_assert(c, end > beg);
diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index 02f03fadb75b..8e597db4d971 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -564,7 +564,7 @@ static udf_pblk_t udf_table_new_block(struct super_block 
*sb,
        udf_pblk_t newblock = 0;
        uint32_t adsize;
        uint32_t elen, goal_elen = 0;
-       struct kernel_lb_addr eloc, uninitialized_var(goal_eloc);
+       struct kernel_lb_addr eloc, goal_eloc;
        struct extent_position epos, goal_epos;
        int8_t etype;
        struct udf_inode_info *iinfo = UDF_I(table);
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index f37f5cc4b19f..30525861c596 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -126,7 +126,7 @@ xfs_bmap_rtalloc(
         * pick an extent that will space things out in the rt area.
         */
        if (ap->eof && ap->offset == 0) {
-               xfs_rtblock_t uninitialized_var(rtx); /* realtime extent no */
+               xfs_rtblock_t rtx; /* realtime extent no */
 
                error = xfs_rtpick_extent(mp, ap->tp, ralen, &rtx);
                if (error)
diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index efc8350b42fb..804a3e687b8d 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -293,7 +293,7 @@ flow_action_mixed_hw_stats_check(const struct flow_action 
*action,
                                 struct netlink_ext_ack *extack)
 {
        const struct flow_action_entry *action_entry;
-       u8 uninitialized_var(last_hw_stats);
+       u8 last_hw_stats;
        int i;
 
        if (flow_offload_has_one_action(action))
diff --git a/kernel/async.c b/kernel/async.c
index 4f9c1d614016..33258e6e20f8 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -111,7 +111,7 @@ static void async_run_entry_fn(struct work_struct *work)
        struct async_entry *entry =
                container_of(work, struct async_entry, work);
        unsigned long flags;
-       ktime_t uninitialized_var(calltime), delta, rettime;
+       ktime_t calltime, delta, rettime;
 
        /* 1) run (and print duration) */
        if (initcall_debug && system_state < SYSTEM_RUNNING) {
@@ -287,7 +287,7 @@ EXPORT_SYMBOL_GPL(async_synchronize_full_domain);
  */
 void async_synchronize_cookie_domain(async_cookie_t cookie, struct 
async_domain *domain)
 {
-       ktime_t uninitialized_var(starttime), delta, endtime;
+       ktime_t starttime, delta, endtime;
 
        if (initcall_debug && system_state < SYSTEM_RUNNING) {
                pr_debug("async_waiting @ %i\n", task_pid_nr(current));
diff --git a/kernel/audit.c b/kernel/audit.c
index 8c201f414226..ec38479f9228 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1800,7 +1800,7 @@ struct audit_buffer *audit_log_start(struct audit_context 
*ctx, gfp_t gfp_mask,
 {
        struct audit_buffer *ab;
        struct timespec64 t;
-       unsigned int uninitialized_var(serial);
+       unsigned int serial;
 
        if (audit_initialized != AUDIT_INITIALIZED)
                return NULL;
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index 924bc9298a42..af0a26a521eb 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -554,7 +554,7 @@ int vkdb_printf(enum kdb_msgsrc src, const char *fmt, 
va_list ap)
        char *cp, *cp2, *cphold = NULL, replaced_byte = ' ';
        char *moreprompt = "more> ";
        struct console *c;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
 
        /* Serialize kdb_printf if multiple cpus try to write at once.
         * But if any cpu goes recursive in kdb, just print the output,
diff --git a/kernel/dma/debug.c b/kernel/dma/debug.c
index 9e1777c81f55..dac55dff431f 100644
--- a/kernel/dma/debug.c
+++ b/kernel/dma/debug.c
@@ -882,7 +882,7 @@ static int device_dma_allocations(struct device *dev, 
struct dma_debug_entry **o
 static int dma_debug_device_change(struct notifier_block *nb, unsigned long 
action, void *data)
 {
        struct device *dev = data;
-       struct dma_debug_entry *uninitialized_var(entry);
+       struct dma_debug_entry *entry;
        int count;
 
        if (dma_debug_disabled())
diff --git a/kernel/events/core.c b/kernel/events/core.c
index e296c5c59c6f..40c74fa55cca 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11485,7 +11485,7 @@ SYSCALL_DEFINE5(perf_event_open,
        struct perf_event *group_leader = NULL, *output_event = NULL;
        struct perf_event *event, *sibling;
        struct perf_event_attr attr;
-       struct perf_event_context *ctx, *uninitialized_var(gctx);
+       struct perf_event_context *ctx, *gctx;
        struct file *event_file = NULL;
        struct fd group = {NULL, 0};
        struct task_struct *task = NULL;
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index ece7e13f6e4a..ff60e630a0ba 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -2187,7 +2187,7 @@ static void handle_swbp(struct pt_regs *regs)
 {
        struct uprobe *uprobe;
        unsigned long bp_vaddr;
-       int uninitialized_var(is_swbp);
+       int is_swbp;
 
        bp_vaddr = uprobe_get_swbp_addr(regs);
        if (bp_vaddr == get_trampoline_vaddr())
diff --git a/kernel/exit.c b/kernel/exit.c
index 1b772f2c671b..281fccb7b7ee 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -94,7 +94,7 @@ static void __exit_signal(struct task_struct *tsk)
        struct signal_struct *sig = tsk->signal;
        bool group_dead = thread_group_leader(tsk);
        struct sighand_struct *sighand;
-       struct tty_struct *uninitialized_var(tty);
+       struct tty_struct *tty;
        u64 utime, stime;
 
        sighand = rcu_dereference_check(tsk->sighand,
diff --git a/kernel/futex.c b/kernel/futex.c
index b4b9f960b610..d1cd451158bc 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1326,7 +1326,7 @@ static int lookup_pi_state(u32 __user *uaddr, u32 uval,
 static int lock_pi_update_atomic(u32 __user *uaddr, u32 uval, u32 newval)
 {
        int err;
-       u32 uninitialized_var(curval);
+       u32 curval;
 
        if (unlikely(should_fail_futex(true)))
                return -EFAULT;
@@ -1496,7 +1496,7 @@ static void mark_wake_futex(struct wake_q_head *wake_q, 
struct futex_q *q)
  */
 static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_pi_state 
*pi_state)
 {
-       u32 uninitialized_var(curval), newval;
+       u32 curval, newval;
        struct task_struct *new_owner;
        bool postunlock = false;
        DEFINE_WAKE_Q(wake_q);
@@ -2370,7 +2370,7 @@ static int fixup_pi_state_owner(u32 __user *uaddr, struct 
futex_q *q,
                                struct task_struct *argowner)
 {
        struct futex_pi_state *pi_state = q->pi_state;
-       u32 uval, uninitialized_var(curval), newval;
+       u32 uval, curval, newval;
        struct task_struct *oldowner, *newowner;
        u32 newtid;
        int ret, err = 0;
@@ -2996,7 +2996,7 @@ static int futex_lock_pi(u32 __user *uaddr, unsigned int 
flags,
  */
 static int futex_unlock_pi(u32 __user *uaddr, unsigned int flags)
 {
-       u32 uninitialized_var(curval), uval, vpid = task_pid_vnr(current);
+       u32 curval, uval, vpid = task_pid_vnr(current);
        union futex_key key = FUTEX_KEY_INIT;
        struct futex_hash_bucket *hb;
        struct futex_q *top_waiter;
@@ -3479,7 +3479,7 @@ SYSCALL_DEFINE3(get_robust_list, int, pid,
 static int handle_futex_death(u32 __user *uaddr, struct task_struct *curr,
                              bool pi, bool pending_op)
 {
-       u32 uval, uninitialized_var(nval), mval;
+       u32 uval, nval, mval;
        int err;
 
        /* Futex address must be 32bit aligned */
@@ -3609,7 +3609,7 @@ static void exit_robust_list(struct task_struct *curr)
        struct robust_list_head __user *head = curr->robust_list;
        struct robust_list __user *entry, *next_entry, *pending;
        unsigned int limit = ROBUST_LIST_LIMIT, pi, pip;
-       unsigned int uninitialized_var(next_pi);
+       unsigned int next_pi;
        unsigned long futex_offset;
        int rc;
 
@@ -3909,7 +3909,7 @@ static void compat_exit_robust_list(struct task_struct 
*curr)
        struct compat_robust_list_head __user *head = curr->compat_robust_list;
        struct robust_list __user *entry, *next_entry, *pending;
        unsigned int limit = ROBUST_LIST_LIMIT, pi, pip;
-       unsigned int uninitialized_var(next_pi);
+       unsigned int next_pi;
        compat_uptr_t uentry, next_uentry, upending;
        compat_long_t futex_offset;
        int rc;
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index dd3cc0854c32..14504ccdc48f 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -1723,7 +1723,7 @@ static int noop_count(struct lock_list *entry, void *data)
 static unsigned long __lockdep_count_forward_deps(struct lock_list *this)
 {
        unsigned long  count = 0;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
 
        __bfs_forwards(this, (void *)&count, noop_count, &target_entry);
 
@@ -1749,7 +1749,7 @@ unsigned long lockdep_count_forward_deps(struct 
lock_class *class)
 static unsigned long __lockdep_count_backward_deps(struct lock_list *this)
 {
        unsigned long  count = 0;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
 
        __bfs_backwards(this, (void *)&count, noop_count, &target_entry);
 
@@ -1804,7 +1804,7 @@ check_noncircular(struct held_lock *src, struct held_lock 
*target,
                  struct lock_trace **const trace)
 {
        int ret;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
        struct lock_list src_entry = {
                .class = hlock_class(src),
                .parent = NULL,
@@ -1842,7 +1842,7 @@ static noinline int
 check_redundant(struct held_lock *src, struct held_lock *target)
 {
        int ret;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
        struct lock_list src_entry = {
                .class = hlock_class(src),
                .parent = NULL,
@@ -2244,8 +2244,8 @@ static int check_irq_usage(struct task_struct *curr, 
struct held_lock *prev,
 {
        unsigned long usage_mask = 0, forward_mask, backward_mask;
        enum lock_usage_bit forward_bit = 0, backward_bit = 0;
-       struct lock_list *uninitialized_var(target_entry1);
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry1;
+       struct lock_list *target_entry;
        struct lock_list this, that;
        int ret;
 
@@ -3438,7 +3438,7 @@ check_usage_forwards(struct task_struct *curr, struct 
held_lock *this,
 {
        int ret;
        struct lock_list root;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
 
        root.parent = NULL;
        root.class = hlock_class(this);
@@ -3465,7 +3465,7 @@ check_usage_backwards(struct task_struct *curr, struct 
held_lock *this,
 {
        int ret;
        struct lock_list root;
-       struct lock_list *uninitialized_var(target_entry);
+       struct lock_list *target_entry;
 
        root.parent = NULL;
        root.class = hlock_class(this);
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index b8e1ca48be50..b57e9f4da21c 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -577,7 +577,7 @@ static void rb_wake_up_waiters(struct irq_work *work)
  */
 int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full)
 {
-       struct ring_buffer_per_cpu *uninitialized_var(cpu_buffer);
+       struct ring_buffer_per_cpu *cpu_buffer;
        DEFINE_WAIT(wait);
        struct rb_irq_work *work;
        int ret = 0;
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 34e406fe561f..8e4a3a4397f2 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -1029,7 +1029,7 @@ void *radix_tree_tag_clear(struct radix_tree_root *root,
 {
        struct radix_tree_node *node, *parent;
        unsigned long maxindex;
-       int uninitialized_var(offset);
+       int offset;
 
        radix_tree_load_root(root, &node, &maxindex);
        if (index > maxindex)
diff --git a/lib/test_lockup.c b/lib/test_lockup.c
index ea09ca335b21..29ee4d5dbb10 100644
--- a/lib/test_lockup.c
+++ b/lib/test_lockup.c
@@ -168,7 +168,7 @@ static int master_cpu;
 
 static void test_lock(bool master, bool verbose)
 {
-       u64 uninitialized_var(wait_start);
+       u64 wait_start;
 
        if (measure_lock_wait)
                wait_start = local_clock();
diff --git a/mm/frontswap.c b/mm/frontswap.c
index 60bb20e8a951..fd3337702513 100644
--- a/mm/frontswap.c
+++ b/mm/frontswap.c
@@ -446,7 +446,7 @@ static int __frontswap_shrink(unsigned long target_pages,
 void frontswap_shrink(unsigned long target_pages)
 {
        unsigned long pages_to_unuse = 0;
-       int uninitialized_var(type), ret;
+       int type, ret;
 
        /*
         * we don't want to hold swap_lock while doing a very
diff --git a/mm/ksm.c b/mm/ksm.c
index 281c00129a2e..d7bd8565f2d1 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -2387,7 +2387,7 @@ static struct rmap_item *scan_get_next_rmap_item(struct 
page **page)
 static void ksm_do_scan(unsigned int scan_npages)
 {
        struct rmap_item *rmap_item;
-       struct page *uninitialized_var(page);
+       struct page *page;
 
        while (scan_npages-- && likely(!freezing(current))) {
                cond_resched();
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index f973a025569b..914ad73a5d5a 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1021,7 +1021,7 @@ struct mem_cgroup *mem_cgroup_iter(struct mem_cgroup 
*root,
                                   struct mem_cgroup *prev,
                                   struct mem_cgroup_reclaim_cookie *reclaim)
 {
-       struct mem_cgroup_reclaim_iter *uninitialized_var(iter);
+       struct mem_cgroup_reclaim_iter *iter;
        struct cgroup_subsys_state *css = NULL;
        struct mem_cgroup *memcg = NULL;
        struct mem_cgroup *pos = NULL;
diff --git a/mm/memory.c b/mm/memory.c
index 21438278afca..146ffb2a5c7d 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2205,7 +2205,7 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t 
*pmd,
 {
        pte_t *pte;
        int err = 0;
-       spinlock_t *uninitialized_var(ptl);
+       spinlock_t *ptl;
 
        if (create) {
                pte = (mm == &init_mm) ?
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 48ba9729062e..fe7ae403566e 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1237,7 +1237,7 @@ int do_migrate_pages(struct mm_struct *mm, const 
nodemask_t *from,
 static struct page *new_page(struct page *page, unsigned long start)
 {
        struct vm_area_struct *vma;
-       unsigned long uninitialized_var(address);
+       unsigned long address;
 
        vma = find_vma(current->mm, start);
        while (vma) {
@@ -1632,7 +1632,7 @@ static int kernel_get_mempolicy(int __user *policy,
                                unsigned long flags)
 {
        int err;
-       int uninitialized_var(pval);
+       int pval;
        nodemask_t nodes;
 
        addr = untagged_addr(addr);
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ca864102bebe..a044156fe992 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -967,7 +967,7 @@ static inline void __free_one_page(struct page *page,
                int migratetype, bool report)
 {
        struct capture_control *capc = task_capc(zone);
-       unsigned long uninitialized_var(buddy_pfn);
+       unsigned long buddy_pfn;
        unsigned long combined_pfn;
        unsigned int max_order;
        struct page *buddy;
diff --git a/mm/percpu.c b/mm/percpu.c
index 696367b18222..b626766160ce 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -2513,7 +2513,7 @@ static struct pcpu_alloc_info * __init 
pcpu_build_alloc_info(
        const size_t static_size = __per_cpu_end - __per_cpu_start;
        int nr_groups = 1, nr_units = 0;
        size_t size_sum, min_unit_size, alloc_size;
-       int upa, max_upa, uninitialized_var(best_upa);  /* units_per_alloc */
+       int upa, max_upa, best_upa;     /* units_per_alloc */
        int last_allocs, group, unit;
        unsigned int cpu, tcpu;
        struct pcpu_alloc_info *ai;
diff --git a/mm/slub.c b/mm/slub.c
index 336be3224092..ab5066f5550f 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1218,7 +1218,7 @@ static noinline int free_debug_processing(
        struct kmem_cache_node *n = get_node(s, page_to_nid(page));
        void *object = head;
        int cnt = 0;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
        int ret = 0;
 
        spin_lock_irqsave(&n->list_lock, flags);
@@ -2901,7 +2901,7 @@ static void __slab_free(struct kmem_cache *s, struct page 
*page,
        struct page new;
        unsigned long counters;
        struct kmem_cache_node *n = NULL;
-       unsigned long uninitialized_var(flags);
+       unsigned long flags;
 
        stat(s, FREE_SLOWPATH);
 
diff --git a/mm/swap.c b/mm/swap.c
index 0ac463d44cff..06f216893451 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -824,8 +824,8 @@ void release_pages(struct page **pages, int nr)
        LIST_HEAD(pages_to_free);
        struct pglist_data *locked_pgdat = NULL;
        struct lruvec *lruvec;
-       unsigned long uninitialized_var(flags);
-       unsigned int uninitialized_var(lock_batch);
+       unsigned long flags;
+       unsigned int lock_batch;
 
        for (i = 0; i < nr; i++) {
                struct page *page = pages[i];
diff --git a/net/dccp/options.c b/net/dccp/options.c
index 3b42f5c6a63d..9fed0ae21e63 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -56,7 +56,7 @@ int dccp_parse_options(struct sock *sk, struct 
dccp_request_sock *dreq,
                                        (dh->dccph_doff * 4);
        struct dccp_options_received *opt_recv = &dp->dccps_options_received;
        unsigned char opt, len;
-       unsigned char *uninitialized_var(value);
+       unsigned char *value;
        u32 elapsed_time;
        __be32 opt_val;
        int rc;
diff --git a/net/ipv4/netfilter/nf_socket_ipv4.c 
b/net/ipv4/netfilter/nf_socket_ipv4.c
index c94445b44d8c..2d42e4c35a20 100644
--- a/net/ipv4/netfilter/nf_socket_ipv4.c
+++ b/net/ipv4/netfilter/nf_socket_ipv4.c
@@ -84,11 +84,11 @@ nf_socket_get_sock_v4(struct net *net, struct sk_buff *skb, 
const int doff,
 struct sock *nf_sk_lookup_slow_v4(struct net *net, const struct sk_buff *skb,
                                  const struct net_device *indev)
 {
-       __be32 uninitialized_var(daddr), uninitialized_var(saddr);
-       __be16 uninitialized_var(dport), uninitialized_var(sport);
+       __be32 daddr, saddr;
+       __be16 dport, sport;
        const struct iphdr *iph = ip_hdr(skb);
        struct sk_buff *data_skb = NULL;
-       u8 uninitialized_var(protocol);
+       u8 protocol;
 #if IS_ENABLED(CONFIG_NF_CONNTRACK)
        enum ip_conntrack_info ctinfo;
        struct nf_conn const *ct;
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index d64b83e85642..e6e1190a6ed9 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -535,7 +535,7 @@ int ipv6_flowlabel_opt_get(struct sock *sk, struct 
in6_flowlabel_req *freq,
 
 int ipv6_flowlabel_opt(struct sock *sk, char __user *optval, int optlen)
 {
-       int uninitialized_var(err);
+       int err;
        struct net *net = sock_net(sk);
        struct ipv6_pinfo *np = inet6_sk(sk);
        struct in6_flowlabel_req freq;
diff --git a/net/ipv6/netfilter/nf_socket_ipv6.c 
b/net/ipv6/netfilter/nf_socket_ipv6.c
index b9df879c48d3..6fd54744cbc3 100644
--- a/net/ipv6/netfilter/nf_socket_ipv6.c
+++ b/net/ipv6/netfilter/nf_socket_ipv6.c
@@ -97,7 +97,7 @@ nf_socket_get_sock_v6(struct net *net, struct sk_buff *skb, 
int doff,
 struct sock *nf_sk_lookup_slow_v6(struct net *net, const struct sk_buff *skb,
                                  const struct net_device *indev)
 {
-       __be16 uninitialized_var(dport), uninitialized_var(sport);
+       __be16 dport, sport;
        const struct in6_addr *daddr = NULL, *saddr = NULL;
        struct ipv6hdr *iph = ipv6_hdr(skb);
        struct sk_buff *data_skb = NULL;
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index 9eca90414bb7..b22801f97bce 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -382,7 +382,7 @@ static int help(struct sk_buff *skb,
        int ret;
        u32 seq;
        int dir = CTINFO2DIR(ctinfo);
-       unsigned int uninitialized_var(matchlen), uninitialized_var(matchoff);
+       unsigned int matchlen, matchoff;
        struct nf_ct_ftp_master *ct_ftp_info = nfct_help_data(ct);
        struct nf_conntrack_expect *exp;
        union nf_inet_addr *daddr;
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 0ba020ca38e6..f02992419850 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -689,7 +689,7 @@ nfulnl_log_packet(struct net *net,
        struct nfnl_log_net *log = nfnl_log_pernet(net);
        const struct nfnl_ct_hook *nfnl_ct = NULL;
        struct nf_conn *ct = NULL;
-       enum ip_conntrack_info uninitialized_var(ctinfo);
+       enum ip_conntrack_info ctinfo;
 
        if (li_user && li_user->type == NF_LOG_TYPE_ULOG)
                li = li_user;
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 3243a31f6e82..dadfc06245a3 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -388,7 +388,7 @@ nfqnl_build_packet_message(struct net *net, struct 
nfqnl_instance *queue,
        struct net_device *indev;
        struct net_device *outdev;
        struct nf_conn *ct = NULL;
-       enum ip_conntrack_info uninitialized_var(ctinfo);
+       enum ip_conntrack_info ctinfo;
        struct nfnl_ct_hook *nfnl_ct;
        bool csum_verify;
        char *secdata = NULL;
@@ -1168,7 +1168,7 @@ static int nfqnl_recv_verdict(struct net *net, struct 
sock *ctnl,
        struct nfqnl_instance *queue;
        unsigned int verdict;
        struct nf_queue_entry *entry;
-       enum ip_conntrack_info uninitialized_var(ctinfo);
+       enum ip_conntrack_info ctinfo;
        struct nfnl_ct_hook *nfnl_ct;
        struct nf_conn *ct = NULL;
        struct nfnl_queue_net *q = nfnl_queue_pernet(net);
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c
index 80ae7b9fa90a..354c3cc90741 100644
--- a/net/sched/cls_flow.c
+++ b/net/sched/cls_flow.c
@@ -225,7 +225,7 @@ static u32 flow_get_skgid(const struct sk_buff *skb)
 
 static u32 flow_get_vlan_tag(const struct sk_buff *skb)
 {
-       u16 uninitialized_var(tag);
+       u16 tag;
 
        if (vlan_get_tag(skb, &tag) < 0)
                return 0;
diff --git a/net/sched/sch_cake.c b/net/sched/sch_cake.c
index 1496e87cd07b..933d5e322c54 100644
--- a/net/sched/sch_cake.c
+++ b/net/sched/sch_cake.c
@@ -1631,7 +1631,7 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc 
*sch,
 {
        struct cake_sched_data *q = qdisc_priv(sch);
        int len = qdisc_pkt_len(skb);
-       int uninitialized_var(ret);
+       int ret;
        struct sk_buff *ack = NULL;
        ktime_t now = ktime_get();
        struct cake_tin_data *b;
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 39b427dc7512..ce4519358106 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -360,7 +360,7 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch,
            struct sk_buff **to_free)
 {
        struct cbq_sched_data *q = qdisc_priv(sch);
-       int uninitialized_var(ret);
+       int ret;
        struct cbq_class *cl = cbq_classify(skb, sch, &ret);
 
 #ifdef CONFIG_NET_CLS_ACT
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 436160be9c18..d84d23b6183d 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -187,7 +187,7 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct 
Qdisc *sch,
        struct fq_codel_sched_data *q = qdisc_priv(sch);
        unsigned int idx, prev_backlog, prev_qlen;
        struct fq_codel_flow *flow;
-       int uninitialized_var(ret);
+       int ret;
        unsigned int pkt_len;
        bool memory_limited;
 
diff --git a/net/sched/sch_fq_pie.c b/net/sched/sch_fq_pie.c
index fb760cee824e..4d307f17e084 100644
--- a/net/sched/sch_fq_pie.c
+++ b/net/sched/sch_fq_pie.c
@@ -130,7 +130,7 @@ static int fq_pie_qdisc_enqueue(struct sk_buff *skb, struct 
Qdisc *sch,
 {
        struct fq_pie_sched_data *q = qdisc_priv(sch);
        struct fq_pie_flow *sel_flow;
-       int uninitialized_var(ret);
+       int ret;
        u8 memory_limited = false;
        u8 enqueue = false;
        u32 pkt_len;
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 433f2190960f..92ad4115e473 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1533,7 +1533,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, 
struct sk_buff **to_free)
 {
        unsigned int len = qdisc_pkt_len(skb);
        struct hfsc_class *cl;
-       int uninitialized_var(err);
+       int err;
        bool first;
 
        cl = hfsc_classify(skb, sch, &err);
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 8184c87da8be..6feab225b4ba 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -579,7 +579,7 @@ static inline void htb_deactivate(struct htb_sched *q, 
struct htb_class *cl)
 static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch,
                       struct sk_buff **to_free)
 {
-       int uninitialized_var(ret);
+       int ret;
        unsigned int len = qdisc_pkt_len(skb);
        struct htb_sched *q = qdisc_priv(sch);
        struct htb_class *cl = htb_classify(skb, sch, &ret);
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 5a6def5e4e6d..15f400dcb400 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -349,7 +349,7 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct 
sk_buff **to_free)
        unsigned int hash, dropped;
        sfq_index x, qlen;
        struct sfq_slot *slot;
-       int uninitialized_var(ret);
+       int ret;
        struct sk_buff *head;
        int delta;
 
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 023514e392b3..2faae72da362 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -524,7 +524,7 @@ static int svc_udp_sendto(struct svc_rqst *rqstp)
                .msg_control    = cmh,
                .msg_controllen = sizeof(buffer),
        };
-       unsigned int uninitialized_var(sent);
+       unsigned int sent;
        int err;
 
        svc_release_udp_skb(rqstp);
@@ -1075,7 +1075,7 @@ static int svc_tcp_sendto(struct svc_rqst *rqstp)
        struct msghdr msg = {
                .msg_flags      = 0,
        };
-       unsigned int uninitialized_var(sent);
+       unsigned int sent;
        int err;
 
        svc_release_skb(rqstp);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 845d0be805ec..9d258e1ca382 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -496,8 +496,8 @@ xs_read_stream_request(struct sock_xprt *transport, struct 
msghdr *msg,
                int flags, struct rpc_rqst *req)
 {
        struct xdr_buf *buf = &req->rq_private_buf;
-       size_t want, uninitialized_var(read);
-       ssize_t uninitialized_var(ret);
+       size_t want, read;
+       ssize_t ret;
 
        xs_read_header(transport, buf);
 
@@ -844,7 +844,7 @@ static int xs_local_send_request(struct rpc_rqst *req)
        struct msghdr msg = {
                .msg_flags      = XS_SENDMSG_FLAGS,
        };
-       unsigned int uninitialized_var(sent);
+       unsigned int sent;
        int status;
 
        /* Close the stream if the previous transmission was incomplete */
@@ -915,7 +915,7 @@ static int xs_udp_send_request(struct rpc_rqst *req)
                .msg_namelen    = xprt->addrlen,
                .msg_flags      = XS_SENDMSG_FLAGS,
        };
-       unsigned int uninitialized_var(sent);
+       unsigned int sent;
        int status;
 
        xs_pktdump("packet data:",
@@ -999,7 +999,7 @@ static int xs_tcp_send_request(struct rpc_rqst *req)
                .msg_flags      = XS_SENDMSG_FLAGS,
        };
        bool vm_wait = false;
-       unsigned int uninitialized_var(sent);
+       unsigned int sent;
        int status;
 
        /* Close the stream if the previous transmission was incomplete */
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 8c2763eb6aae..8595d583edb3 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -670,7 +670,7 @@ static int tls_push_record(struct sock *sk, int flags,
        struct tls_prot_info *prot = &tls_ctx->prot_info;
        struct tls_sw_context_tx *ctx = tls_sw_ctx_tx(tls_ctx);
        struct tls_rec *rec = ctx->open_rec, *tmp = NULL;
-       u32 i, split_point, uninitialized_var(orig_end);
+       u32 i, split_point, orig_end;
        struct sk_msg *msg_pl, *msg_en;
        struct aead_request *req;
        bool split;
diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c
index d55be1db1a8a..02df1d7db9a1 100644
--- a/sound/core/control_compat.c
+++ b/sound/core/control_compat.c
@@ -223,7 +223,7 @@ static int copy_ctl_value_from_user(struct snd_card *card,
 {
        struct snd_ctl_elem_value32 __user *data32 = userdata;
        int i, type, size;
-       int uninitialized_var(count);
+       int count;
        unsigned int indirect;
 
        if (copy_from_user(&data->id, &data32->id, sizeof(data->id)))
diff --git a/sound/isa/sb/sb16_csp.c b/sound/isa/sb/sb16_csp.c
index 4ad0ff0c4508..270af863e198 100644
--- a/sound/isa/sb/sb16_csp.c
+++ b/sound/isa/sb/sb16_csp.c
@@ -102,7 +102,7 @@ static void info_read(struct snd_info_entry *entry, struct 
snd_info_buffer *buff
 int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep)
 {
        struct snd_sb_csp *p;
-       int uninitialized_var(version);
+       int version;
        int err;
        struct snd_hwdep *hw;
 
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 4a9a2f6ef5a4..76d02d295175 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -310,7 +310,7 @@ static void queue_pending_output_urbs(struct 
snd_usb_endpoint *ep)
        while (test_bit(EP_FLAG_RUNNING, &ep->flags)) {
 
                unsigned long flags;
-               struct snd_usb_packet_info *uninitialized_var(packet);
+               struct snd_usb_packet_info *packet;
                struct snd_urb_ctx *ctx = NULL;
                int err, i;
 
-- 
2.25.1

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