tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y head: 773e2b1cd56a17bab4cdd4fe7db12f2140951668 commit: 385b8a8b0618d94a6d968f616bff93f6a2419fa1 [9292/9999] net: phy: restore mdio regs in the iproc mdio driver config: arm-randconfig-r012-20201116 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0 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://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.gi... git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-4.14.y git checkout 385b8a8b0618d94a6d968f616bff93f6a2419fa1 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): int iproc_mdio_resume(struct device *dev) ^~~~~~~~~~~~~~~~~ vim +/iproc_mdio_resume +192 drivers/net/phy/mdio-bcm-iproc.c 190 191 #ifdef CONFIG_PM_SLEEP 193 { 194 struct platform_device *pdev = to_platform_device(dev); 195 struct iproc_mdio_priv *priv = platform_get_drvdata(pdev); 196 197 /* restore the mii clock configuration */ 198 iproc_mdio_config_clk(priv->base); 199 200 return 0; 201 } 202 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org