Messages in this thread | | | Date | Fri, 17 Nov 2023 14:11:55 +0800 | From | kernel test robot <> | Subject | Re: [PATCH v2] coresight: Make current W=1 warnings default |
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Hi James,
kernel test robot noticed the following build warnings:
[auto build test WARNING on atorgue-stm32/stm32-next] [also build test WARNING on soc/for-next linus/master v6.7-rc1 next-20231117] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/James-Clark/coresight-Make-current-W-1-warnings-default/20231116-004818 base: https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git stm32-next patch link: https://lore.kernel.org/r/20231115162834.355598-1-james.clark%40arm.com patch subject: [PATCH v2] coresight: Make current W=1 warnings default config: arm-randconfig-r131-20231117 (https://download.01.org/0day-ci/archive/20231117/202311171330.P05f0cCp-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231117/202311171330.P05f0cCp-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202311171330.P05f0cCp-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) >> drivers/hwtracing/coresight/coresight-tpdm.c:242:17: sparse: sparse: Using plain integer as NULL pointer drivers/hwtracing/coresight/coresight-tpdm.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...): include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false -- >> drivers/hwtracing/coresight/coresight-funnel.c:395:17: sparse: sparse: Using plain integer as NULL pointer drivers/hwtracing/coresight/coresight-funnel.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/slab.h, ...): include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false -- >> drivers/hwtracing/coresight/coresight-etb10.c:840:17: sparse: sparse: Using plain integer as NULL pointer drivers/hwtracing/coresight/coresight-etb10.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...): include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false
vim +242 drivers/hwtracing/coresight/coresight-tpdm.c
232 233 /* 234 * Different TPDM has different periph id. 235 * The difference is 0-7 bits' value. So ignore 0-7 bits. 236 */ 237 static struct amba_id tpdm_ids[] = { 238 { 239 .id = 0x000f0e00, 240 .mask = 0x000fff00, 241 }, > 242 { 0, 0, 0 }, 243 }; 244
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