Hi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on net-next/master] url: https://github.com/intel-lab-lkp/linux/commits/menglong8-dong-gmail-com/reorganize-the-code-of-the-enum-skb_drop_reason/20220530-161614 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 7e062cda7d90543ac8c7700fc7c5527d0c0f22ad config: hexagon-randconfig-r041-20220530 (https://download.01.org/0day-ci/archive/20220530/202205302341.XYygIEYb-lkp@xxxxxxxxx/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0776c48f9b7e69fa447bee57c7c0985caa856be9) 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 # https://github.com/intel-lab-lkp/linux/commit/73e3b002fb9086fc734ba4dcc3041f9bb56eb1a2 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review menglong8-dong-gmail-com/reorganize-the-code-of-the-enum-skb_drop_reason/20220530-161614 git checkout 73e3b002fb9086fc734ba4dcc3041f9bb56eb1a2 # save the config file COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): -- 0-DAY CI Kernel Test Service https://01.org/lkp