Hi Xiaolei, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on net-next/master] [also build test WARNING on net/master linus/master v6.1-rc5 next-20221117] [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/Xiaolei-Wang/Add-link-between-phy-dev-and-mac-dev/20221116-224621 patch link: https://lore.kernel.org/r/20221116144305.2317573-2-xiaolei.wang%40windriver.com patch subject: [PATCH 1/2] net: phy: Add link between phy dev and mac dev config: x86_64-randconfig-a016 compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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/a5e03a412891ff1a482e9a53794432817fd9e84e git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Xiaolei-Wang/Add-link-between-phy-dev-and-mac-dev/20221116-224621 git checkout a5e03a412891ff1a482e9a53794432817fd9e84e # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/phy/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/net/phy/phy.c:1542: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * The external phy used by current mac interface is managed by vim +1542 drivers/net/phy/phy.c 1540 1541 /** > 1542 * The external phy used by current mac interface is managed by -- 0-DAY CI Kernel Test Service https://01.org/lkp