Hi Dan, I love your patch! Perhaps something to improve: [auto build test WARNING on net-next/master] [also build test WARNING on robh/for-next sparc-next/master net/master linus/master v5.7-rc6 next-20200518] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Dan-Murphy/DP83869-Enhancements/20200519-222047 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 5cdfe8306631b2224e3f81fc5a1e2721c7a1948b config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>, old ones prefixed by <<): drivers/net/phy/dp83869.c: In function 'dp83869_set_strapped_mode': >> drivers/net/phy/dp83869.c:171:10: warning: comparison is always false due to limited range of data type [-Wtype-limits] 171 | if (val < 0) | ^ vim +171 drivers/net/phy/dp83869.c 164 165 static int dp83869_set_strapped_mode(struct phy_device *phydev) 166 { 167 struct dp83869_private *dp83869 = phydev->priv; 168 u16 val; 169 170 val = phy_read_mmd(phydev, DP83869_DEVADDR, DP83869_STRAP_STS1); > 171 if (val < 0) 172 return val; 173 174 dp83869->mode = val & DP83869_STRAP_OP_MODE_MASK; 175 176 return 0; 177 } 178 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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