Hi Oskar, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on hwmon/hwmon-next] [also build test WARNING on linus/master linux/master v5.14 next-20210910] [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] url: https://github.com/0day-ci/linux/commits/Oskar-Senft/hwmon-nct7802-Make-R... base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: i386-randconfig-s002-20210910 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/6e3bd2e138e62f277fbfce192023e44f2... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Oskar-Senft/hwmon-nct7802-Make-RTD-modes-configurable/20210910-210934 git checkout 6e3bd2e138e62f277fbfce192023e44f2ddda2c3 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hwmon/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) vim +1180 drivers/hwmon/nct7802.c 1176 1177 static const struct of_device_id __maybe_unused nct7802_of_match[] = { 1178 { 1179 .compatible = "nuvoton,nct7802", 1181 }, 1182 { }, 1183 }; 1184 MODULE_DEVICE_TABLE(of, nct7802_of_match); 1185 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org