[kbuild] Re: [PATCH 14/19] floppy: use a separate gendisk for each media format

nfig: x86_64-randconfig-m001-20200830 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/block/floppy.c:4592 floppy_alloc_disk() w

[kbuild] [intel-linux-intel-lts:5.4/yocto 6714/10733] drivers/gpu/drm/drm_dp_mst_topology.c:2108:25: warning: Possible null pointer dereference: guid

chronously :: branch date: 2 days ago :: commit date: 4 months ago compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >> drivers/gpu/drm/drm_dp_

[kbuild] [tobetter-linux:odroid-5.9.y 53/69] drivers/char/exynos-gpiomem.c:231 exynos_gpiomem_probe() error: we previously assumed 'inst' could be null (see line 156)

device for rootless user GPIO access :: branch date: 6 hours ago :: commit date: 6 hours ago config: i386-randconfig-m021-20200902 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] [linux-next:master 998/4903] drivers/gpu/drm/amd/amdgpu/../pm/powerplay/si_dpm.c:7669 si_dpm_init_microcode() error: uninitialized symbol 'chip_name'.

source code layout :: branch date: 6 hours ago :: commit date: 3 weeks ago config: ia64-randconfig-m031-20200903 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter

[kbuild] [habanaai:dev/ogabbay/nic_patchset 36/40] drivers/misc/habanalabs/gaudi/gaudi_nic.c:2345 port_open() warn: should '((((1))) << port)' be a 64 bit

hours ago config: i386-randconfig-m021-20200906 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/misc/habanalabs/gaudi/gaudi_nic.c:2345

[kbuild] [block:for-5.10/io_uring 20/21] fs/io_uring.c:3394:24: warning: Either the condition 'req' is redundant or there is possible null pointer dereference: req.

) :: branch date: 3 hours ago :: commit date: 3 hours ago compiler: nios2-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) ^ fs/io_uring.c:8559:6: note: Variable 'ret' is reas

[kbuild] drivers/net/ethernet/broadcom/genet/bcmgenet.c:4196:7: warning: Variable 'reg' is reassigned a value before the old one has been used.

: Move wake-up event out of side band ISR date: 4 months ago :: branch date: 5 hours ago :: commit date: 4 months ago compiler: riscv32-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed

[kbuild] [tobetter-linux:odroid-5.9.y 66/69] drivers/thermal/thermal_helpers.c:123 thermal_zone_get_temp() error: testing array offset 'tz->id' after use.

TMU broken :: branch date: 8 hours ago :: commit date: 8 hours ago config: i386-randconfig-m021-20200902 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpente

[kbuild] [PATCH] dm mpath: fix returnvar.cocci warnings

CC: kbuild-...@lists.01.org CC: linux-ker...@vger.kernel.org TO: Khazhismel Kumykov CC: Mike Snitzer CC: Gabriel Krisman Bertazi CC: Alasdair Kergon CC: dm-de...@redhat.com CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/md/dm-historical-service-time.c:240:14-16: Unneeded

[kbuild] drivers/md/dm-historical-service-time.c:240:14-16: Unneeded variable: "sz". Return "0" on line 261

tag as appropriate Reported-by: kernel test robot Reported-by: Julia Lawall coccinelle warnings: (new ones prefixed by >>) >> drivers/md/dm-historical-service-time.c:240:14-16: Unneeded variable: "sz". >> Return "0" on line 261 Please review and possib

[kbuild] [drm-drm-misc:drm-misc-next 4/5] drivers/gpu/drm/nouveau/nouveau_bo.c:1146 nouveau_ttm_io_mem_reserve() error: uninitialized symbol 'ret'.

driver v5 :: branch date: 12 hours ago :: commit date: 12 hours ago config: x86_64-randconfig-m001-20200903 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpe

[kbuild] [hch-block:bdev-inode 54/69] fs/ocfs2/cluster/heartbeat.c:1796 o2hb_region_dev_store() error: potentially dereferencing uninitialized 'inode'.

:: commit date: 10 hours ago config: x86_64-randconfig-m001-20200903 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/ocfs2/cluster/heartbeat.c

[kbuild] Re: [PATCH V3] fuse: Fix VM_BUG_ON_PAGE issue while accessing zero ref count page

git/mszeredi/fuse.git for-next :: branch date: 2 hours ago :: commit date: 2 hours ago config: i386-randconfig-m021-20200907 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Repo

[kbuild] drivers/net/wireless/mac80211_hwsim.c:4079 hwsim_virtio_rx_work() error: double unlocked 'hwsim_virtio_lock' (orig line 4058)

-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/net/wireless/mac80211_hwsim.c:4079 hwsim_virtio_rx_work() error: double unlocked 'hwsim_virtio_lock' (orig line 4058) drivers/net/wireless/mac80211_hwsim.c:4163 hwsim_virtio_probe() error: double unlocked 'hwsim_virtio_lock

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:2370:4: warning: Assignment of function parameter has no effect outside the function.

net/mlx5: Accumulate levels for chains prio namespaces date: 10 months ago :: branch date: 6 hours ago :: commit date: 10 months ago compiler: m68k-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new

[kbuild] drivers/clk/x86/clk-cgu.c:566 lgm_clk_ddiv_round_rate() error: double unlocked 'ddiv->lock' (orig line 547)

locking in the driver date: 6 weeks ago :: branch date: 2 hours ago :: commit date: 6 weeks ago config: i386-randconfig-m021-20200904 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test

[kbuild] [ragnatech:media-tree 259/259] drivers/media/rc/lirc_dev.c:110 lirc_raw_event() error: double unlocked 'dev->lirc_fh_lock' (orig line 87)

to lirc_* :: branch date: 18 hours ago :: commit date: 18 hours ago config: i386-randconfig-m021-20200904 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter

[kbuild] [saeed:net-next-mlx5 26/34] include/linux/mlx5/mlx5_ifc.h:10658:53: sparse: sparse: bad constant expression

-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/net/ethernet/mellanox/mlx5/core/main.c: note: in included file (t

[kbuild] [leon-rdma:rdma-next 9/87] drivers/infiniband/core/verbs.c:352:9: warning: Identical condition 'ret', second condition is always false

:: branch date: 8 hours ago :: commit date: 8 hours ago compiler: mipsel-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >> drivers/infiniband/core/verbs.c:352:9: warnin

[kbuild] [kdave-btrfs-devel:misc-next 72/91] fs/btrfs/locking.c:280 __btrfs_tree_read_lock() warn: inconsistent returns 'eb->lock'.

ago :: commit date: 33 hours ago config: x86_64-randconfig-m031-20200901 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/btrfs/locking.c:280

[kbuild] drivers/spi/spi-fsi.c:404:1-20: iterator with update on line 466

SPI controller driver date: 6 months ago :: branch date: 7 hours ago :: commit date: 6 months ago config: x86_64-randconfig-c002-20200901 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test

[kbuild] [omap-audio:peter/linux-next-wip 24/71] sound/soc/codecs/tas2555.c:641:6: warning: Variable 'ret' is reassigned a value before the old one has been used.

test robot All errors (new ones prefixed by >>): mips-linux-ld: drivers/mmc/host/mtk-sd.o: in function `msdc_set_mclk': >> drivers/mmc/host/mtk-sd.c:(.text.msdc_set_mclk+0x338): undefined reference >> to `clk_get_parent' >> mips-linux-ld: drivers/mmc/host/mtk-sd.c:(.

[kbuild] drivers/scsi/pmcraid.c:4091:8-16: WARNING: use scnprintf or sprintf

: add device_attr_show script date: 4 weeks ago :: branch date: 13 hours ago :: commit date: 4 weeks ago config: i386-randconfig-c001-20200831 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test

[kbuild] [PATCH] coccinelle: api: fix device_attr_show.cocci warnings

CC: kbuild-...@lists.01.org CC: linux-ker...@vger.kernel.org TO: Denis Efremov CC: Julia Lawall CC: "James E.J. Bottomley" CC: "Martin K. Petersen" CC: linux-s...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/scsi/pmcraid.c:409

[kbuild] [plbossart-sound:fix/i386-compilation-take2 1/9] sound/soc/sof/control.c:429:2: warning: Assignment of function parameter has no effect outside the function.

redundant "ret" variable uses :: branch date: 7 hours ago :: commit date: 4 days ago compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >&g

[kbuild] [chrome-os:chromeos-4.4 23/39] net/core/ethtool.c:648:5-34: Move constant to right.

: ethtool: add new ETHTOOL_xLINKSETTINGS API :: branch date: 2 days ago :: commit date: 4 days ago config: c6x-randconfig-c004-20200901 (attached as .config) compiler: c6x-elf-gcc (GCC) 7.5.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] [PATCH] UPSTREAM:net: ethtool: fix compare_const_fl.cocci warnings

CC: kbuild-...@lists.01.org TO: cros-kernel-buildrepo...@googlegroups.com TO: Guenter Roeck From: kernel test robot net/core/ethtool.c:648:5-34: Move constant to right. net/core/ethtool.c:712:5-34: Move constant to right. net/core/ethtool.c:724:5-34: Move constant to right. Move constants

[kbuild] drivers/net/ethernet/huawei/hinic/hinic_hw_mbox.c:543:54: sparse: got unsigned char COPYING CREDITS Documentation Kbuild Kconfig LICENSES MAINTAINERS Makefile README arch block certs crypto d

a425b6e1c69ba907b72b737a4d44f8cfbc43ce3c # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones

[kbuild] drivers/media/cec/usb/pulse8/pulse8-cec.c:348 pulse8_irq_work_handler() error: double unlocked 'pulse8->msg_lock' (orig line 335)

as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/media/cec/usb/pulse8/pulse8-cec.c:348 pulse8_irq_work_handler() error: double unlocked 'pulse8->msg_lock' (orig line 335) # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/

[kbuild] drivers/infiniband/ulp/iser/iser_memory.c:389 iser_reg_mem_fastreg() error: double unlocked 'ib_conn->fr_pool.lock' (orig line 368)

following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/infiniband/ulp/iser/iser_memory.c:389 iser_reg_mem_fastreg() error: double unlocked 'ib_conn->fr_pool.lock' (orig line 368) # https://git.kernel.org/pub/scm/linux/kernel/git/torva

[kbuild] drivers/usb/serial/ir-usb.c:305 ir_write() error: double unlocked 'port->lock' (orig line 279)

by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/usb/serial/ir-usb.c:305 ir_write() error: double unlocked 'port->lock' (orig line 279) # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=38c0d5bdf4973f9f5a888166e9d3e9ed0d32057a git rem

[kbuild] drivers/net/wireguard/netlink.c:257:6: warning: Variable 'ret' is reassigned a value before the old one has been used.

re network tunnel date: 9 months ago :: branch date: 8 hours ago :: commit date: 9 months ago compiler: or1k-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >>

[kbuild] drivers/net/arcnet/arcnet.c:1068:8: warning: union member 'Anonymous0::buf' is never used.

buffer big enough to actually receive packets date: 11 months ago :: branch date: 13 hours ago :: commit date: 11 months ago compiler: hppa-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new one

[kbuild] [alibaba-cloud:linux-next 433/526] block/blk-merge.c:291:8: warning: Variable 'prev' is reassigned a value before the old one has been used.

for physically contigous segments :: branch date: 7 hours ago :: commit date: 7 hours ago compiler: powerpc-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >> block/blk-m

[kbuild] [jlawall:for-5.10 3/4] drivers/iio/adc/adi-axi-adc.c:279:60-61: WARNING opportunity for kobj_to_dev()

script :: branch date: 3 days ago :: commit date: 11 days ago config: mips-randconfig-c003-20200831 (attached as .config) compiler: mips64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Julia Lawall coccinelle

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Pavel Machek CC: Dan Murphy CC: linux-l...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/leds/trigger/ledtrig-pattern.c:336:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Evgeniy Polyakov CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/w1/slaves/w1_ds2781.c:90:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev() instead of container_of() Generated by: scripts

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Sebastian Reichel CC: linux...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/power/supply/ds2760_battery.c:201:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev() instead

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Srinivas Kandagatla CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/nvmem/core.c:131:46-47: WARNING opportunity for kobj_to_dev() drivers/nvmem/core.c:171:46-47: WARNING opportunity for kobj_to_dev() drivers

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Sebastian Reichel CC: linux...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/power/supply/ds2780_battery.c:627:60-61: WARNING opportunity for kobj_to_dev() drivers/power/supply

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Dan Williams CC: Vishal Verma CC: Dave Jiang CC: linux-nvd...@lists.01.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/dax/bus.c:334:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Dmitry Torokhov CC: linux-in...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/input/touchscreen/tsc200x-core.c:341:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev() instead

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Dmitry Torokhov CC: Rajat Jain CC: "Gustavo A. R. Silva" CC: linux-in...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/input/keyboard/atkbd.c:327:60-61: WARNING opportunity for k

[kbuild] arch/powerpc/kvm/powerpc.c:1158 kvmppc_complete_mmio_load() error: uninitialized symbol 'gpr'.

test robot Reported-by: Dan Carpenter New smatch warnings: arch/powerpc/kvm/powerpc.c:1158 kvmppc_complete_mmio_load() error: uninitialized symbol 'gpr'. Old smatch warnings: arch/powerpc/kvm/powerpc.c:171 kvmppc_kvm_pv() warn: bitwise AND condition is false here arch/powerpc/kvm/powerpc.c

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Evgeniy Polyakov CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/w1/slaves/w1_ds2780.c:93:60-61: WARNING opportunity for kobj_to_dev() Use kobj_to_dev() instead of container_of() Generated by: scripts

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: "Lars-Peter Clausen" CC: Michael Hennerich CC: Jonathan Cameron CC: Hartmut Knaack CC: "Peter Meerwald-Stadler" CC: linux-...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Sven Van Asbroeck CC: "Greg Kroah-Hartman" CC: de...@driverdev.osuosl.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/staging/fieldbus/dev_core.c:137:60-61: WARNING opportunity for kobj_to_de

[kbuild] [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Dmitry Torokhov CC: Alexandru Ardelean CC: linux-in...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/input/touchscreen/ads7846.c:484:60-61: WARNING opportunity for kobj_to_dev() Use

[kbuild] drivers/usb/gadget/udc/fsl_udc_core.c:1055 fsl_ep_fifo_status() error: we previously assumed '_ep->desc' could be null (see line 1055)

following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/usb/gadget/udc/fsl_udc_core.c:1055 fsl_ep_fifo_status() error: we previously assumed '_ep->desc' could be null (see line 1055) Old smatch warnings: drivers/usb/gadget/

[kbuild] [iio:testing 17/95] drivers/iio/light/as73211.c:213 as73211_integration_time_calc_avail() error: buffer overflow 'data->int_time_avail' 30 <= 58

: New driver :: branch date: 3 hours ago :: commit date: 2 days ago config: mips-randconfig-m031-20200831 (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New

[kbuild] drivers/iommu/intel/irq_remapping.c:455:15: sparse: sparse: memcpy with byte count of 1048576

the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/iommu/intel/irq_remapping.c:455:15: sparse: sparse: memcpy with byte >> count of 1048576 # https://git.kernel.org/pub/scm/linux/kernel/git/

[kbuild] [PATCH] coccinelle: ifnullfree: fix ifnullfree.cocci warnings

CC: kbuild-...@lists.01.org TO: Denis Efremov CC: Julia Lawall CC: Lucas Stach CC: Russell King CC: Christian Gmeiner CC: David Airlie CC: Daniel Vetter CC: etna...@lists.freedesktop.org CC: dri-de...@lists.freedesktop.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers

[kbuild] [jlawall:for-5.10 5/5] drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c:81:2-8: WARNING: NULL check before some freeing functions is not needed.

*() functions :: branch date: 13 hours ago :: commit date: 13 hours ago config: i386-randconfig-c001-20200901 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Julia Lawall

[kbuild] [linux-next:master 4229/4758] kernel/dma/coherent.c:35 dma_get_device_base() warn: should '(mem->pfn_base) << 12' be a 64 bit

map, supplanting dma_pfn_offset :: branch date: 7 hours ago :: commit date: 30 hours ago config: nios2-randconfig-m031-20200901 (attached as .config) compiler: nios2-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported

[kbuild] [PATCH] coccinelle: api: fix device_attr_show.cocci warnings

From: kernel test robot drivers/edac/edac_mc_sysfs.c:210:8-16: WARNING: use scnprintf or sprintf drivers/edac/edac_mc_sysfs.c:490:8-16: WARNING: use scnprintf or sprintf From Documentation/filesystems/sysfs.txt: show() must not use snprintf() when formatting the value to be returned to user

[kbuild] [PATCH] coccinelle: api: fix device_attr_show.cocci warnings

CC: kbuild-...@lists.01.org CC: linux-ker...@vger.kernel.org TO: Denis Efremov CC: Julia Lawall CC: Hans de Goede CC: Jean Delvare CC: Guenter Roeck CC: linux-hw...@vger.kernel.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/hwmon/sch5627.c:275:8-16: WARNING: use

[kbuild] [PATCH] coccinelle: api: fix device_attr_show.cocci warnings

CC: kbuild-...@lists.01.org CC: linux-ker...@vger.kernel.org TO: Denis Efremov CC: Julia Lawall CC: Michal Januszewski CC: Bartlomiej Zolnierkiewicz CC: linux-fb...@vger.kernel.org CC: dri-de...@lists.freedesktop.org CC: linux-ker...@vger.kernel.org From: kernel test robot drivers/video

[kbuild] drivers/edac/edac_mc_sysfs.c:210:8-16: WARNING: use scnprintf or sprintf

test robot Reported-by: Julia Lawall coccinelle warnings: (new ones prefixed by >>) >> drivers/edac/edac_mc_sysfs.c:210:8-16: WARNING: use scnprintf or sprintf drivers/edac/edac_mc_sysfs.c:490:8-16: WARNING: use scnprintf or sprintf -- >> drivers/fsi/fsi-master-gpio.c:720:

[kbuild] Re: [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends

ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from arch/powerpc/kernel/asm-offsets.c:14: In file included from include/linux/compat.h:17: In file included from inc

[kbuild] drivers/net/wireless/mediatek/mt76/mt7615/mac.c:1510 mt7615_mac_adjust_sensitivity() warn: assigning (-98) to unsigned variable 'def_th'

-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/wireless/mediatek/mt76/mt7615/mac.c:1510 mt7615_mac_adjust_sensitivity() warn: assigning (-98) to unsigned variable 'def_th' Old smatch warnings: drivers/net/wireless/mediatek/mt76/mt7615/mac.c:1510

[kbuild] Re: [PATCH RFC 04/10] mm, kfence: insert KFENCE hooks for SLAB

ix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) mm/slab.c:906:6: warning: Variable 'ret' is reassigned a value before the old one has been used. [redundantAssignment] ret = init_cache_node

[kbuild] Re: [PATCH v2 5/5] media: uvcvideo: Abort uvc_v4l2_open if video device is unregistered

base: git://linuxtv.org/media_tree.git master :: branch date: 7 hours ago :: commit date: 7 hours ago config: x86_64-randconfig-m001-20200909 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kerne

[kbuild] Re: [PATCH printk v4 5/6] printk: ringbuffer: add finalization/extension support

s appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: kernel/printk/printk_ringbuffer.c:1385 prb_reserve_in_last() error: uninitialized symbol 'data_size'. # https://github.com/0day-ci/linux/commit/4b08e95d4858fb7e2fe1732aa7f4f6f6881eac91 git remote add linux-review h

[kbuild] arch/powerpc/lib/code-patching.c:455:6: warning: Variable 'err' is reassigned a value before the old one has been used.

: 7c95d8893fb55869882c9f68f4c94840dc43f18f powerpc: Change calling convention for create_branch() et. al. date: 4 months ago :: branch date: 23 hours ago :: commit date: 4 months ago compiler: powerpc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] COPYING CREDITS Documentation Kbuild Kconfig LICENSES MAINTAINERS Makefile README arch block certs crypto drivers fs include init ipc kernel lib mm net samples scripts security sound tools us

COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> make[2]: *** [arch/powerpc/Makefile.postlink:31: vmlinux] Error 1 --- 0-D

[kbuild] drivers/gpu/drm/drm_modes.c:1784:16: warning: Local variable len shadows outer variable

specifying stand-alone options date: 9 months ago :: branch date: 21 hours ago :: commit date: 9 months ago compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed

[kbuild] drivers/hwspinlock/omap_hwspinlock.c:165:34: warning: unused variable 'omap_hwspinlock_of_match'

the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/hwspinlock/omap_hwspinlock.c:165:34: warning: unused variable >> 'omap_hwspinlock_of_match' [-Wunused-const-variable] static const s

[kbuild] arch/arc/include/asm/irqflags-compact.h:145:19: sparse: sparse: context imbalance in 'ring_buffer_peek' - different lock contexts for basic block

inux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>)

[kbuild] [leon-rdma:rdma-next 73/76] drivers/infiniband/core/umem_odp.c:347:5: sparse: sparse: context imbalance in 'ib_umem_odp_map_dma_and_lock' - wrong count at exit

C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/infiniband/core/umem_odp.c:347:5: sparse: sparse: conte

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:1555 dest_is_valid() error: we previously assumed 'dest' could be null (see line 1545)

as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:1555 dest_is_valid() error: we previously assumed 'dest' could be null (see line 1545) Old smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/fs_core.c

[kbuild] [linux-next:master 6050/6654] net/rxrpc/call_object.c:375 rxrpc_new_client_call() warn: inconsistent returns

:: branch date: 24 hours ago :: commit date: 2 days ago config: i386-randconfig-m021-20200911 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings

[kbuild] [linux-next:master 2507/6654] kernel/rcu/rcuscale.c:407:19-22: ERROR: reference preceded by free on line 413

::: branch date: 25 hours ago :: commit date: 2 weeks ago config: ia64-randconfig-c004-20200911 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Julia Lawall coccinelle warn

[kbuild] include/linux/spinlock.h:404:9: sparse: sparse: context imbalance in 'am335x_tscadc_need_adc' - unexpected unlock

g to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>)

[kbuild] include/linux/spinlock.h:408:9: sparse: sparse: context imbalance in 'destroy_id_handler_unlock' - wrong count at exit

COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/infiniband/core

[kbuild] drivers/pci/controller/pcie-rockchip-host.c:870 rockchip_pcie_cfg_atu() warn: should '(reg_no + offset) << 20' be a 64 bit

as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/pci/controller/pcie-rockchip-host.c:870 rockchip_pcie_cfg_atu() warn: should '(reg_no + offset) << 20' be a 64 bit type? # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/comm

[kbuild] drivers/iommu/io-pgtable-arm.c:1186:8: warning: Variable 'iova' is reassigned a value before the old one has been used.

-pgtable: Move some initialization data to .init.rodata date: 12 months ago :: branch date: 8 hours ago :: commit date: 12 months ago compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings

[kbuild] drivers/infiniband/hw/mlx5/mr.c:234:25: sparse: sparse: context imbalance in 'resize_available_mrs' - unexpected unlock

test robot sparse warnings: (new ones prefixed by >>) >> drivers/infiniband/hw/mlx5/mr.c:234:25: sparse: sparse: context imbalance in >> 'resize_available_mrs' - unexpected unlock # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/li

[kbuild] [linux-next:master 1952/6654] arch/arm/mach-s3c/irq-s3c24xx.c:399:14: warning: Shifting signed 32-bit value by 31 bits is undefined behaviour. See condition at line 396.

directory :: branch date: 26 hours ago :: commit date: 3 weeks ago compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) >> arch/arm/mach-s3c/irq-s

[kbuild] [leon-rdma:rdma-next 8/76] drivers/infiniband/core/umem.c:263 __ib_umem_get() warn: impossible condition '(npages > (~0)) => (0-u32max > u32max)'

] RDMA/core: Introduce peer memory interface :: branch date: 23 hours ago :: commit date: 24 hours ago config: i386-randconfig-m021-20200911 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test

[kbuild] [linux-next:master 6051/6654] net/rxrpc/conn_client.c:494 rxrpc_maybe_add_conn() warn: inconsistent returns 'bundle->channel_lock'.

:: branch date: 26 hours ago :: commit date: 3 days ago config: i386-randconfig-m021-20200911 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: net

[kbuild] drivers/infiniband/hw/mlx5/main.c:1189 mlx5_ib_query_device() error: we previously assumed 'uhw' could be null (see line 837)

for kernel path date: 8 months ago :: branch date: 14 hours ago :: commit date: 8 months ago config: powerpc-randconfig-m031-20200911 (attached as .config) compiler: powerpc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] drivers/misc/uacce/uacce.c:414 region_mmio_size_show() warn: should << (12)' be a 64 bit

piler: riscv32-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/misc/uacce/uacce.c:414 region_mmio_size_show() warn: should 'uacce->qf_pg_num[0] << (12)' be a 64

[kbuild] [leon-rdma:rdma-next 67/76] drivers/infiniband/core/uverbs_std_types_device.c:290 copy_gid_entries_to_user() warn: passing a valid pointer to 'PTR_ERR'

query API to user space :: branch date: 25 hours ago :: commit date: 25 hours ago config: i386-randconfig-m021-20200911 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/en/health.c:226 mlx5e_health_rsc_fmsg_binary() error: uninitialized symbol 'err'.

as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/en/health.c:226 mlx5e_health_rsc_fmsg_binary() error: uninitialized symbol 'err'. # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/en/port.c:453 mlx5e_fec_in_caps() warn: signedness bug returning '(-95)'

as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/en/port.c:453 mlx5e_fec_in_caps() warn: signedness bug returning '(-95)' Old smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/en/port.c:456 mlx5e_fec_in_caps

[kbuild] [drm-drm-misc:for-linux-next 2/5] ERROR: modpost: "__aeabi_ldivmod" undefined!

, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): WARNING: modpost: missing MODULE_LICENSE() in drivers/gpu/drm/panel/panel-samsung-s6e63m0.o ERROR: modpost: "__bad_udelay" [drivers/net/ethe

[kbuild] [mptcp:export 654/660] include/net/sock.h:1610:31: sparse: sparse: context imbalance in 'mptcp_rcv_space_adjust' - unexpected unlock

37f6e2313ae90097187b574f1c143a42bd263f88 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed

[kbuild] drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:816 amdgpu_ttm_io_mem_pfn() warn: should 'page_offset << (12)' be a 64 bit

If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:816 amdgpu_ttm_io_mem_pfn() warn: should 'page_offset << (12)' be a 64 bit type? Old smatch warnings: drivers/gp

[kbuild] [PATCH] ODROID-XU4: char: exynos: fix platform_no_drv_owner.cocci warnings

CC: kbuild-...@lists.01.org TO: Brian Kim CC: Dongjin Kim CC: memeka CC: Yang Deokgyu CC: Arnd Bergmann CC: "Greg Kroah-Hartman" CC: Kukjin Kim CC: Krzysztof Kozlowski CC: linux-arm-ker...@lists.infradead.org CC: linux-samsung-...@vger.kernel.org From: kernel test robot dr

[kbuild] [tobetter-linux:odroid-5.9.y 53/69] drivers/char/exynos-gpiomem.c:231:15-18: ERROR: inst is NULL but dereferenced.

device for rootless user GPIO access :: branch date: 4 hours ago :: commit date: 4 hours ago config: i386-randconfig-c001-20200908 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] [djwong-xfs:scrub-rtsummary 9/42] fs/quota/quota.c:510:22: warning: Variable 'dst->d_rt_spc_timer' is reassigned a value before the old one has been used.

ta: widen timestamps for the old (x)fs_disk_quota structure :: branch date: 10 hours ago :: commit date: 10 hours ago compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed

[kbuild] [PATCH] coccinelle: api: fix device_attr_show.cocci warnings

CC: kbuild-...@lists.01.org CC: linux-ker...@vger.kernel.org TO: Denis Efremov CC: Julia Lawall CC: Peter Zijlstra CC: Ingo Molnar CC: Arnaldo Carvalho de Melo CC: Mark Rutland CC: Alexander Shishkin CC: Jiri Olsa CC: Namhyung Kim CC: Thomas Gleixner From: kernel test robot arch/x86

[kbuild] arch/x86/events/intel/pt.c:95:8-16: WARNING: use scnprintf or sprintf

: add device_attr_show script date: 5 weeks ago :: branch date: 20 hours ago :: commit date: 5 weeks ago config: i386-randconfig-c001-20200909 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test

[kbuild] arch/powerpc/kernel/hw_breakpoint.c:176 task_bps_add() warn: passing a valid pointer to 'PTR_ERR'

following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/powerpc/kernel/hw_breakpoint.c:176 task_bps_add() warn: passing a valid pointer to 'PTR_ERR' arch/powerpc/kernel/hw_breakpoint.c:236 cpu_bps_add() warn: passing a valid pointer to 'PTR_ERR

[kbuild] drivers/misc/pci_endpoint_test.c:347:6: warning: Local variable irq_type shadows outer variable

: pci_endpoint_test: Avoid using module parameter to determine irqtype date: 5 months ago :: branch date: 21 hours ago :: commit date: 5 months ago compiler: sparc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] Re: [PATCH] exfat: remove 'rwoffset' in exfat_inode_info

.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/exfat/dir.c:165 exfat_readdir() warn: should '(++dentry) << 5' be a 64 bit type? fs/exfat/dir.c:181 exfat_readdir() warn: should 'dentry

[kbuild] Re: [PATCH] vhost: new vhost_vdpa SET/GET_BACKEND_FEATURES handlers

t linux-next :: branch date: 12 hours ago :: commit date: 12 hours ago config: parisc-randconfig-m031-20200909 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter

[kbuild] [linux-next:master 4326/6354] drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c:214:7: warning: Identical condition 'err', second condition is always false

-ttusb-budget: don't use stack for USB transfers :: branch date: 8 hours ago :: commit date: 6 days ago compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cppcheck warnings: (new ones prefixed by >>) d

[kbuild] [gfs2:for-next.bob7f 4/13] fs/gfs2/super.c:1477 gfs2_evict_inode() error: we previously assumed 'ip->i_gl' could be null (see line 1444)

address space pages during evict :: branch date: 28 hours ago :: commit date: 29 hours ago config: x86_64-randconfig-m001-20200909 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot

[kbuild] Re: [PATCH 15/17] btrfs: introduce subpage_eb_mapping for extent buffers

.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/btrfs/extent_io.c:5511 alloc_extent_buffer() warn: possible memory leak of 'subpage_mapping' fs/btrfs/extent_io.c:5516 alloc_extent_bu

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