tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 20f1b5f9c07ca3a49e869327d4705b4254258756 commit: 7ec79d3850d0cb6dc52e6aa472886ab3adf15863 [4673/6863] ASoC: rt1019: add rt1019 amplifier driver config: x86_64-randconfig-a013-20210325 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a4fb88669cd98db6fef7dcac88e3ec425d40c00d) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=7ec79d3850d0cb6dc52e6aa472886ab3adf15863 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 7ec79d3850d0cb6dc52e6aa472886ab3adf15863 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> sound/soc/codecs/rt1019.c:878:34: warning: unused variable 'rt1019_of_match' [-Wunused-const-variable] static const struct of_device_id rt1019_of_match[] = { ^ 1 warning generated. vim +/rt1019_of_match +878 sound/soc/codecs/rt1019.c 877 > 878 static const struct of_device_id rt1019_of_match[] = { 879 { .compatible = "realtek,rt1019", }, 880 {}, 881 }; 882 MODULE_DEVICE_TABLE(of, rt1019_of_match); 883 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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