Hi Oswald, kernel test robot noticed the following build warnings: [auto build test WARNING on tiwai-sound/for-next] [also build test WARNING on tiwai-sound/for-linus linus/master v6.4-rc4 next-20230525] [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/Oswald-Buddenhagen/ALSA-emu10k1-hide-absent-2nd-pointer-offset-register-set-from-proc/20230526-182102 base: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next patch link: https://lore.kernel.org/r/20230526101659.437969-4-oswald.buddenhagen%40gmx.de patch subject: [PATCH 3/6] ALSA: emu10k1: actually disassemble DSP instructions in /proc config: x86_64-randconfig-s021-20230528 (https://download.01.org/0day-ci/archive/20230529/202305291658.Q6wZncPQ-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/13e0e28f29ed98ae73420158c2a879c4e32c694a git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Oswald-Buddenhagen/ALSA-emu10k1-hide-absent-2nd-pointer-offset-register-set-from-proc/20230526-182102 git checkout 13e0e28f29ed98ae73420158c2a879c4e32c694a # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash sound/pci/emu10k1/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202305291658.Q6wZncPQ-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> sound/pci/emu10k1/emuproc.c:294:21: sparse: sparse: Using plain integer as NULL pointer sound/pci/emu10k1/emuproc.c:316:21: sparse: sparse: Using plain integer as NULL pointer vim +294 sound/pci/emu10k1/emuproc.c 282 283 static const struct emu10k1_reg_entry sblive_reg_entries[] = { 284 { 0, 0x10, "FXBUS" }, 285 { 0x10, 0x10, "EXTIN" }, 286 { 0x20, 0x10, "EXTOUT" }, 287 { 0x30, 0x10, "FXBUS2" }, 288 { 0x40, 0x20, NULL }, // Constants 289 { 0x100, 0x100, "GPR" }, 290 { 0x200, 0x80, "ITRAM_DATA" }, 291 { 0x280, 0x20, "ETRAM_DATA" }, 292 { 0x300, 0x80, "ITRAM_ADDR" }, 293 { 0x380, 0x20, "ETRAM_ADDR" }, > 294 { 0x400, 0, 0 } 295 }; 296 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
