Hi Pawel, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f838f8d2b694cf9d524dc4423e9dd2db13892f3f commit: 22447a99c97e353bde8f90c2353873f27681d57c drivers/soc/litex: add LiteX SoC Controller driver date: 7 weeks ago config: arm-randconfig-r011-20201220 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project cee1e7d14f4628d6174b33640d502bff3b54ae45) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22447a99c97e353bde8f90c2353873f27681d57c git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 22447a99c97e353bde8f90c2353873f27681d57c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): >> drivers/soc/litex/litex_soc_ctrl.c:143:34: warning: unused variable >> 'litex_soc_ctrl_of_match' [-Wunused-const-variable] static const struct of_device_id litex_soc_ctrl_of_match[] = { ^ 1 warning generated. vim +/litex_soc_ctrl_of_match +143 drivers/soc/litex/litex_soc_ctrl.c 142 > 143 static const struct of_device_id litex_soc_ctrl_of_match[] = { 144 {.compatible = "litex,soc-controller"}, 145 {}, 146 }; 147 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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