commit: b1e5f2aca88a700e889060dfcd4a6f90b0f53fa8 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Sun Sep 26 14:14:45 2021 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Sun Sep 26 14:14:45 2021 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=b1e5f2ac
Linuxpatch 4.14.248 Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> 0000_README | 4 + 1247_linux-4.14.248.patch | 567 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 571 insertions(+) diff --git a/0000_README b/0000_README index 606bd7e..25507e2 100644 --- a/0000_README +++ b/0000_README @@ -1035,6 +1035,10 @@ Patch: 1246_linux-4.14.247.patch From: https://www.kernel.org Desc: Linux 4.14.247 +Patch: 1247_linux-4.14.248.patch +From: https://www.kernel.org +Desc: Linux 4.14.248 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1247_linux-4.14.248.patch b/1247_linux-4.14.248.patch new file mode 100644 index 0000000..5796f3d --- /dev/null +++ b/1247_linux-4.14.248.patch @@ -0,0 +1,567 @@ +diff --git a/Makefile b/Makefile +index b05401adeaf57..7999f2fbd0f8d 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 4 + PATCHLEVEL = 14 +-SUBLEVEL = 247 ++SUBLEVEL = 248 + EXTRAVERSION = + NAME = Petit Gorille + +diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c +index 1241e365af5d2..60029baaa72ad 100644 +--- a/arch/s390/net/bpf_jit_comp.c ++++ b/arch/s390/net/bpf_jit_comp.c +@@ -592,10 +592,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT4(0xb9080000, dst_reg, src_reg); + break; + case BPF_ALU | BPF_ADD | BPF_K: /* dst = (u32) dst + (u32) imm */ +- if (!imm) +- break; +- /* alfi %dst,imm */ +- EMIT6_IMM(0xc20b0000, dst_reg, imm); ++ if (imm != 0) { ++ /* alfi %dst,imm */ ++ EMIT6_IMM(0xc20b0000, dst_reg, imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_ADD | BPF_K: /* dst = dst + imm */ +@@ -617,10 +617,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT4(0xb9090000, dst_reg, src_reg); + break; + case BPF_ALU | BPF_SUB | BPF_K: /* dst = (u32) dst - (u32) imm */ +- if (!imm) +- break; +- /* alfi %dst,-imm */ +- EMIT6_IMM(0xc20b0000, dst_reg, -imm); ++ if (imm != 0) { ++ /* alfi %dst,-imm */ ++ EMIT6_IMM(0xc20b0000, dst_reg, -imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_SUB | BPF_K: /* dst = dst - imm */ +@@ -647,10 +647,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT4(0xb90c0000, dst_reg, src_reg); + break; + case BPF_ALU | BPF_MUL | BPF_K: /* dst = (u32) dst * (u32) imm */ +- if (imm == 1) +- break; +- /* msfi %r5,imm */ +- EMIT6_IMM(0xc2010000, dst_reg, imm); ++ if (imm != 1) { ++ /* msfi %r5,imm */ ++ EMIT6_IMM(0xc2010000, dst_reg, imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_MUL | BPF_K: /* dst = dst * imm */ +@@ -711,6 +711,8 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + if (BPF_OP(insn->code) == BPF_MOD) + /* lhgi %dst,0 */ + EMIT4_IMM(0xa7090000, dst_reg, 0); ++ else ++ EMIT_ZERO(dst_reg); + break; + } + /* lhi %w0,0 */ +@@ -803,10 +805,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT4(0xb9820000, dst_reg, src_reg); + break; + case BPF_ALU | BPF_XOR | BPF_K: /* dst = (u32) dst ^ (u32) imm */ +- if (!imm) +- break; +- /* xilf %dst,imm */ +- EMIT6_IMM(0xc0070000, dst_reg, imm); ++ if (imm != 0) { ++ /* xilf %dst,imm */ ++ EMIT6_IMM(0xc0070000, dst_reg, imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_XOR | BPF_K: /* dst = dst ^ imm */ +@@ -827,10 +829,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT6_DISP_LH(0xeb000000, 0x000d, dst_reg, dst_reg, src_reg, 0); + break; + case BPF_ALU | BPF_LSH | BPF_K: /* dst = (u32) dst << (u32) imm */ +- if (imm == 0) +- break; +- /* sll %dst,imm(%r0) */ +- EMIT4_DISP(0x89000000, dst_reg, REG_0, imm); ++ if (imm != 0) { ++ /* sll %dst,imm(%r0) */ ++ EMIT4_DISP(0x89000000, dst_reg, REG_0, imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_LSH | BPF_K: /* dst = dst << imm */ +@@ -852,10 +854,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i + EMIT6_DISP_LH(0xeb000000, 0x000c, dst_reg, dst_reg, src_reg, 0); + break; + case BPF_ALU | BPF_RSH | BPF_K: /* dst = (u32) dst >> (u32) imm */ +- if (imm == 0) +- break; +- /* srl %dst,imm(%r0) */ +- EMIT4_DISP(0x88000000, dst_reg, REG_0, imm); ++ if (imm != 0) { ++ /* srl %dst,imm(%r0) */ ++ EMIT4_DISP(0x88000000, dst_reg, REG_0, imm); ++ } + EMIT_ZERO(dst_reg); + break; + case BPF_ALU64 | BPF_RSH | BPF_K: /* dst = dst >> imm */ +diff --git a/block/blk-throttle.c b/block/blk-throttle.c +index a8cd7b3d96471..fcbbe2e45a2bb 100644 +--- a/block/blk-throttle.c ++++ b/block/blk-throttle.c +@@ -2414,6 +2414,7 @@ int blk_throtl_init(struct request_queue *q) + void blk_throtl_exit(struct request_queue *q) + { + BUG_ON(!q->td); ++ del_timer_sync(&q->td->service_queue.pending_timer); + throtl_shutdown_wq(q); + blkcg_deactivate_policy(q, &blkcg_policy_throtl); + free_percpu(q->td->latency_buckets); +diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c +index 830d03115efbc..5d39da4d2e026 100644 +--- a/drivers/crypto/talitos.c ++++ b/drivers/crypto/talitos.c +@@ -816,7 +816,7 @@ static void talitos_unregister_rng(struct device *dev) + * HMAC_SNOOP_NO_AFEA (HSNA) instead of type IPSEC_ESP + */ + #define TALITOS_CRA_PRIORITY_AEAD_HSNA (TALITOS_CRA_PRIORITY - 1) +-#ifdef CONFIG_CRYPTO_DEV_TALITOS_SEC2 ++#ifdef CONFIG_CRYPTO_DEV_TALITOS2 + #define TALITOS_MAX_KEY_SIZE (AES_MAX_KEY_SIZE + SHA512_BLOCK_SIZE) + #else + #define TALITOS_MAX_KEY_SIZE (AES_MAX_KEY_SIZE + SHA256_BLOCK_SIZE) +diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig +index ff69feefc1c67..5ea37d133f241 100644 +--- a/drivers/dma/Kconfig ++++ b/drivers/dma/Kconfig +@@ -262,7 +262,7 @@ config INTEL_IDMA64 + + config INTEL_IOATDMA + tristate "Intel I/OAT DMA support" +- depends on PCI && X86_64 ++ depends on PCI && X86_64 && !UML + select DMA_ENGINE + select DMA_ENGINE_RAID + select DCA +diff --git a/drivers/dma/acpi-dma.c b/drivers/dma/acpi-dma.c +index 8d99c84361cbb..22ec10c71d813 100644 +--- a/drivers/dma/acpi-dma.c ++++ b/drivers/dma/acpi-dma.c +@@ -72,10 +72,14 @@ static int acpi_dma_parse_resource_group(const struct acpi_csrt_group *grp, + + si = (const struct acpi_csrt_shared_info *)&grp[1]; + +- /* Match device by MMIO and IRQ */ ++ /* Match device by MMIO */ + if (si->mmio_base_low != lower_32_bits(mem) || +- si->mmio_base_high != upper_32_bits(mem) || +- si->gsi_interrupt != irq) ++ si->mmio_base_high != upper_32_bits(mem)) ++ return 0; ++ ++ /* Match device by Linux vIRQ */ ++ ret = acpi_register_gsi(NULL, si->gsi_interrupt, si->interrupt_mode, si->interrupt_polarity); ++ if (ret != irq) + return 0; + + dev_dbg(&adev->dev, "matches with %.4s%04X (rev %u)\n", +diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c +index 21203e3a54fda..3c2084766a310 100644 +--- a/drivers/dma/xilinx/xilinx_dma.c ++++ b/drivers/dma/xilinx/xilinx_dma.c +@@ -2585,7 +2585,7 @@ static int xilinx_dma_probe(struct platform_device *pdev) + xdev->ext_addr = false; + + /* Set the dma mask bits */ +- dma_set_mask(xdev->dev, DMA_BIT_MASK(addr_width)); ++ dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width)); + + /* Initialize the DMA engine */ + xdev->common.dev = &pdev->dev; +diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c +index b0ece71aefdee..ce774579c89d1 100644 +--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c ++++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c +@@ -57,7 +57,7 @@ nvkm_control_mthd_pstate_info(struct nvkm_control *ctrl, void *data, u32 size) + args->v0.count = 0; + args->v0.ustate_ac = NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE; + args->v0.ustate_dc = NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE; +- args->v0.pwrsrc = -ENOSYS; ++ args->v0.pwrsrc = -ENODEV; + args->v0.pstate = NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_UNKNOWN; + } + +diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c +index 8bed466308577..c11515bdac832 100644 +--- a/drivers/parisc/dino.c ++++ b/drivers/parisc/dino.c +@@ -160,15 +160,6 @@ struct dino_device + (struct dino_device *)__pdata; }) + + +-/* Check if PCI device is behind a Card-mode Dino. */ +-static int pci_dev_is_behind_card_dino(struct pci_dev *dev) +-{ +- struct dino_device *dino_dev; +- +- dino_dev = DINO_DEV(parisc_walk_tree(dev->bus->bridge)); +- return is_card_dino(&dino_dev->hba.dev->id); +-} +- + /* + * Dino Configuration Space Accessor Functions + */ +@@ -452,6 +443,15 @@ static void quirk_cirrus_cardbus(struct pci_dev *dev) + DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6832, quirk_cirrus_cardbus ); + + #ifdef CONFIG_TULIP ++/* Check if PCI device is behind a Card-mode Dino. */ ++static int pci_dev_is_behind_card_dino(struct pci_dev *dev) ++{ ++ struct dino_device *dino_dev; ++ ++ dino_dev = DINO_DEV(parisc_walk_tree(dev->bus->bridge)); ++ return is_card_dino(&dino_dev->hba.dev->id); ++} ++ + static void pci_fixup_tulip(struct pci_dev *dev) + { + if (!pci_dev_is_behind_card_dino(dev)) +diff --git a/drivers/pwm/pwm-lpc32xx.c b/drivers/pwm/pwm-lpc32xx.c +index a9b3cff96aaca..ed8e9406b4af2 100644 +--- a/drivers/pwm/pwm-lpc32xx.c ++++ b/drivers/pwm/pwm-lpc32xx.c +@@ -124,17 +124,17 @@ static int lpc32xx_pwm_probe(struct platform_device *pdev) + lpc32xx->chip.npwm = 1; + lpc32xx->chip.base = -1; + ++ /* If PWM is disabled, configure the output to the default value */ ++ val = readl(lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); ++ val &= ~PWM_PIN_LEVEL; ++ writel(val, lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); ++ + ret = pwmchip_add(&lpc32xx->chip); + if (ret < 0) { + dev_err(&pdev->dev, "failed to add PWM chip, error %d\n", ret); + return ret; + } + +- /* When PWM is disable, configure the output to the default value */ +- val = readl(lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); +- val &= ~PWM_PIN_LEVEL; +- writel(val, lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); +- + platform_set_drvdata(pdev, lpc32xx); + + return 0; +diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c +index 48bcc853d57a7..cf34fb00c0547 100644 +--- a/drivers/pwm/pwm-rockchip.c ++++ b/drivers/pwm/pwm-rockchip.c +@@ -392,20 +392,6 @@ static int rockchip_pwm_remove(struct platform_device *pdev) + { + struct rockchip_pwm_chip *pc = platform_get_drvdata(pdev); + +- /* +- * Disable the PWM clk before unpreparing it if the PWM device is still +- * running. This should only happen when the last PWM user left it +- * enabled, or when nobody requested a PWM that was previously enabled +- * by the bootloader. +- * +- * FIXME: Maybe the core should disable all PWM devices in +- * pwmchip_remove(). In this case we'd only have to call +- * clk_unprepare() after pwmchip_remove(). +- * +- */ +- if (pwm_is_enabled(pc->chip.pwms)) +- clk_disable(pc->clk); +- + clk_unprepare(pc->pclk); + clk_unprepare(pc->clk); + +diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c +index d60069b5dc98d..b147f5f3dba2d 100644 +--- a/drivers/thermal/samsung/exynos_tmu.c ++++ b/drivers/thermal/samsung/exynos_tmu.c +@@ -1371,6 +1371,7 @@ static int exynos_tmu_probe(struct platform_device *pdev) + data->sclk = devm_clk_get(&pdev->dev, "tmu_sclk"); + if (IS_ERR(data->sclk)) { + dev_err(&pdev->dev, "Failed to get sclk\n"); ++ ret = PTR_ERR(data->sclk); + goto err_clk; + } else { + ret = clk_prepare_enable(data->sclk); +diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c +index b077b9a6bf953..a0168d9bb85dc 100644 +--- a/fs/ceph/caps.c ++++ b/fs/ceph/caps.c +@@ -1657,6 +1657,8 @@ static int __mark_caps_flushing(struct inode *inode, + * try to invalidate mapping pages without blocking. + */ + static int try_nonblocking_invalidate(struct inode *inode) ++ __releases(ci->i_ceph_lock) ++ __acquires(ci->i_ceph_lock) + { + struct ceph_inode_info *ci = ceph_inode(inode); + u32 invalidating_gen = ci->i_rdcache_gen; +diff --git a/fs/nilfs2/sysfs.c b/fs/nilfs2/sysfs.c +index e9903bceb2bf1..33fba75aa9f38 100644 +--- a/fs/nilfs2/sysfs.c ++++ b/fs/nilfs2/sysfs.c +@@ -73,11 +73,9 @@ static const struct sysfs_ops nilfs_##name##_attr_ops = { \ + #define NILFS_DEV_INT_GROUP_TYPE(name, parent_name) \ + static void nilfs_##name##_attr_release(struct kobject *kobj) \ + { \ +- struct nilfs_sysfs_##parent_name##_subgroups *subgroups; \ +- struct the_nilfs *nilfs = container_of(kobj->parent, \ +- struct the_nilfs, \ +- ns_##parent_name##_kobj); \ +- subgroups = nilfs->ns_##parent_name##_subgroups; \ ++ struct nilfs_sysfs_##parent_name##_subgroups *subgroups = container_of(kobj, \ ++ struct nilfs_sysfs_##parent_name##_subgroups, \ ++ sg_##name##_kobj); \ + complete(&subgroups->sg_##name##_kobj_unregister); \ + } \ + static struct kobj_type nilfs_##name##_ktype = { \ +@@ -103,12 +101,12 @@ static int nilfs_sysfs_create_##name##_group(struct the_nilfs *nilfs) \ + err = kobject_init_and_add(kobj, &nilfs_##name##_ktype, parent, \ + #name); \ + if (err) \ +- return err; \ +- return 0; \ ++ kobject_put(kobj); \ ++ return err; \ + } \ + static void nilfs_sysfs_delete_##name##_group(struct the_nilfs *nilfs) \ + { \ +- kobject_del(&nilfs->ns_##parent_name##_subgroups->sg_##name##_kobj); \ ++ kobject_put(&nilfs->ns_##parent_name##_subgroups->sg_##name##_kobj); \ + } + + /************************************************************************ +@@ -219,14 +217,14 @@ int nilfs_sysfs_create_snapshot_group(struct nilfs_root *root) + } + + if (err) +- return err; ++ kobject_put(&root->snapshot_kobj); + +- return 0; ++ return err; + } + + void nilfs_sysfs_delete_snapshot_group(struct nilfs_root *root) + { +- kobject_del(&root->snapshot_kobj); ++ kobject_put(&root->snapshot_kobj); + } + + /************************************************************************ +@@ -1010,7 +1008,7 @@ int nilfs_sysfs_create_device_group(struct super_block *sb) + err = kobject_init_and_add(&nilfs->ns_dev_kobj, &nilfs_dev_ktype, NULL, + "%s", sb->s_id); + if (err) +- goto free_dev_subgroups; ++ goto cleanup_dev_kobject; + + err = nilfs_sysfs_create_mounted_snapshots_group(nilfs); + if (err) +@@ -1047,9 +1045,7 @@ delete_mounted_snapshots_group: + nilfs_sysfs_delete_mounted_snapshots_group(nilfs); + + cleanup_dev_kobject: +- kobject_del(&nilfs->ns_dev_kobj); +- +-free_dev_subgroups: ++ kobject_put(&nilfs->ns_dev_kobj); + kfree(nilfs->ns_dev_subgroups); + + failed_create_device_group: +diff --git a/kernel/profile.c b/kernel/profile.c +index 9aa2a4445b0d2..efa58f63dc1bf 100644 +--- a/kernel/profile.c ++++ b/kernel/profile.c +@@ -40,7 +40,8 @@ struct profile_hit { + #define NR_PROFILE_GRP (NR_PROFILE_HIT/PROFILE_GRPSZ) + + static atomic_t *prof_buffer; +-static unsigned long prof_len, prof_shift; ++static unsigned long prof_len; ++static unsigned short int prof_shift; + + int prof_on __read_mostly; + EXPORT_SYMBOL_GPL(prof_on); +@@ -66,8 +67,8 @@ int profile_setup(char *str) + if (str[strlen(sleepstr)] == ',') + str += strlen(sleepstr) + 1; + if (get_option(&str, &par)) +- prof_shift = par; +- pr_info("kernel sleep profiling enabled (shift: %ld)\n", ++ prof_shift = clamp(par, 0, BITS_PER_LONG - 1); ++ pr_info("kernel sleep profiling enabled (shift: %u)\n", + prof_shift); + #else + pr_warn("kernel sleep profiling requires CONFIG_SCHEDSTATS\n"); +@@ -77,21 +78,21 @@ int profile_setup(char *str) + if (str[strlen(schedstr)] == ',') + str += strlen(schedstr) + 1; + if (get_option(&str, &par)) +- prof_shift = par; +- pr_info("kernel schedule profiling enabled (shift: %ld)\n", ++ prof_shift = clamp(par, 0, BITS_PER_LONG - 1); ++ pr_info("kernel schedule profiling enabled (shift: %u)\n", + prof_shift); + } else if (!strncmp(str, kvmstr, strlen(kvmstr))) { + prof_on = KVM_PROFILING; + if (str[strlen(kvmstr)] == ',') + str += strlen(kvmstr) + 1; + if (get_option(&str, &par)) +- prof_shift = par; +- pr_info("kernel KVM profiling enabled (shift: %ld)\n", ++ prof_shift = clamp(par, 0, BITS_PER_LONG - 1); ++ pr_info("kernel KVM profiling enabled (shift: %u)\n", + prof_shift); + } else if (get_option(&str, &par)) { +- prof_shift = par; ++ prof_shift = clamp(par, 0, BITS_PER_LONG - 1); + prof_on = CPU_PROFILING; +- pr_info("kernel profiling enabled (shift: %ld)\n", ++ pr_info("kernel profiling enabled (shift: %u)\n", + prof_shift); + } + return 1; +@@ -467,7 +468,7 @@ read_profile(struct file *file, char __user *buf, size_t count, loff_t *ppos) + unsigned long p = *ppos; + ssize_t read; + char *pnt; +- unsigned int sample_step = 1 << prof_shift; ++ unsigned long sample_step = 1UL << prof_shift; + + profile_flip_buffers(); + if (p >= (prof_len+1)*sizeof(unsigned int)) +diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h +index 46d61b5977318..f90d10c1c3c8d 100644 +--- a/kernel/rcu/tree_exp.h ++++ b/kernel/rcu/tree_exp.h +@@ -534,7 +534,7 @@ static void rcu_exp_wait_wake(struct rcu_state *rsp, unsigned long s) + spin_unlock(&rnp->exp_lock); + } + smp_mb(); /* All above changes before wakeup. */ +- wake_up_all(&rnp->exp_wq[rcu_seq_ctr(rsp->expedited_sequence) & 0x3]); ++ wake_up_all(&rnp->exp_wq[rcu_seq_ctr(s) & 0x3]); + } + trace_rcu_exp_grace_period(rsp->name, s, TPS("endwake")); + mutex_unlock(&rsp->exp_wake_mutex); +diff --git a/kernel/sys.c b/kernel/sys.c +index 2e4f017f7c5aa..65701dd2707e4 100644 +--- a/kernel/sys.c ++++ b/kernel/sys.c +@@ -1873,13 +1873,6 @@ static int validate_prctl_map(struct prctl_mm_map *prctl_map) + + error = -EINVAL; + +- /* +- * @brk should be after @end_data in traditional maps. +- */ +- if (prctl_map->start_brk <= prctl_map->end_data || +- prctl_map->brk <= prctl_map->end_data) +- goto out; +- + /* + * Neither we should allow to override limits if they set. + */ +diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug +index e1df563cdfe7e..428eaf16a1d25 100644 +--- a/lib/Kconfig.debug ++++ b/lib/Kconfig.debug +@@ -816,7 +816,6 @@ config HARDLOCKUP_DETECTOR + depends on HAVE_HARDLOCKUP_DETECTOR_PERF || HAVE_HARDLOCKUP_DETECTOR_ARCH + select LOCKUP_DETECTOR + select HARDLOCKUP_DETECTOR_PERF if HAVE_HARDLOCKUP_DETECTOR_PERF +- select HARDLOCKUP_DETECTOR_ARCH if HAVE_HARDLOCKUP_DETECTOR_ARCH + help + Say Y here to enable the kernel to act as a watchdog to detect + hard lockups. +diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c +index f88911cffa1ad..c6a46e8e9eda5 100644 +--- a/net/9p/trans_virtio.c ++++ b/net/9p/trans_virtio.c +@@ -602,7 +602,7 @@ static int p9_virtio_probe(struct virtio_device *vdev) + chan->vc_wq = kmalloc(sizeof(wait_queue_head_t), GFP_KERNEL); + if (!chan->vc_wq) { + err = -ENOMEM; +- goto out_free_tag; ++ goto out_remove_file; + } + init_waitqueue_head(chan->vc_wq); + chan->ring_bufs_avail = 1; +@@ -620,6 +620,8 @@ static int p9_virtio_probe(struct virtio_device *vdev) + + return 0; + ++out_remove_file: ++ sysfs_remove_file(&vdev->dev.kobj, &dev_attr_mount_tag.attr); + out_free_tag: + kfree(tag); + out_free_vq: +diff --git a/net/sctp/input.c b/net/sctp/input.c +index 90428c59cfaf8..89a24de230869 100644 +--- a/net/sctp/input.c ++++ b/net/sctp/input.c +@@ -1118,6 +1118,9 @@ static struct sctp_association *__sctp_rcv_asconf_lookup( + union sctp_addr_param *param; + union sctp_addr paddr; + ++ if (ntohs(ch->length) < sizeof(*asconf) + sizeof(struct sctp_paramhdr)) ++ return NULL; ++ + /* Skip over the ADDIP header and find the Address parameter */ + param = (union sctp_addr_param *)(asconf + 1); + +diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c +index 3a7bee87054a8..591d6a1d1b213 100644 +--- a/net/sctp/sm_make_chunk.c ++++ b/net/sctp/sm_make_chunk.c +@@ -2161,9 +2161,16 @@ static enum sctp_ierror sctp_verify_param(struct net *net, + break; + + case SCTP_PARAM_SET_PRIMARY: +- if (net->sctp.addip_enable) +- break; +- goto fallthrough; ++ if (!net->sctp.addip_enable) ++ goto fallthrough; ++ ++ if (ntohs(param.p->length) < sizeof(struct sctp_addip_param) + ++ sizeof(struct sctp_paramhdr)) { ++ sctp_process_inv_paramlength(asoc, param.p, ++ chunk, err_chunk); ++ retval = SCTP_IERROR_ABORT; ++ } ++ break; + + case SCTP_PARAM_HOST_NAME_ADDRESS: + /* Tell the peer, we won't support this param. */ +diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c +index 5341d8e52a2b3..afd3e06e8fdda 100644 +--- a/security/apparmor/apparmorfs.c ++++ b/security/apparmor/apparmorfs.c +@@ -1900,9 +1900,6 @@ fail2: + return error; + } + +- +-#define list_entry_is_head(pos, head, member) (&pos->member == (head)) +- + /** + * __next_ns - find the next namespace to list + * @root: root namespace to stop search at (NOT NULL)
