[kbuild-all] Re: [net,v6] net: stmmac: fix 'ethtool -P' return -EBUSY

Hi Hao, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.14-rc2 next-20210721] [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/Hao-Chen/net-stmmac-fix-ethtool-... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b config: arm64-randconfig-r022-20210720 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project c781eb153bfbd1b52b03efe34f56bbeccbb8aba6) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/0day-ci/linux/commit/c55b4adeb427ae7db9fb2942a7bc7958a... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hao-Chen/net-stmmac-fix-ethtool-P-return-EBUSY/20210721-172413 git checkout c55b4adeb427ae7db9fb2942a7bc7958a8d667bd # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c:378:7: warning: variable 'mask' set but not used [-Wunused-but-set-variable] u32 mask = ADVERTISED_Autoneg | ADVERTISED_Pause; ^ return pm_runtime_resume_and_get(dev); ^~~ include/linux/pm_runtime.h:400:60: note: passing argument to parameter 'dev' here static inline int pm_runtime_resume_and_get(struct device *dev) ^ drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c:416:22: warning: unused variable 'priv' [-Wunused-variable] struct stmmac_priv *priv = netdev_priv(dev); ^ 2 warnings and 1 error generated. vim +418 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c 413 414 static int stmmac_ethtool_begin(struct net_device *dev) 415 { 416 struct stmmac_priv *priv = netdev_priv(dev); 417 419 } 420 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org