Hi "Marek, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on cd29296fdfca919590e4004a7e4905544f4c4a32] url: https://github.com/0day-ci/linux/commits/Marek-Beh-n/netdev-trigger-offlo... base: cd29296fdfca919590e4004a7e4905544f4c4a32 config: nios2-defconfig (attached as .config) compiler: nios2-linux-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/0cfca88266cb524576ecb45f52c9f40c1... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Marek-Beh-n/netdev-trigger-offloading-and-LEDs-on-Marvell-PHYs/20201030-194640 git checkout 0cfca88266cb524576ecb45f52c9f40c177f1560 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 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 >>): 885 | struct led_netdev_data *trig) | ^~~~~~~~~~~~~~~ drivers/net/phy/marvell.c: In function 'marvell_find_led_mode': drivers/net/phy/marvell.c:892:21: error: dereferencing pointer to incomplete type 'struct led_netdev_data' 892 | key = LED_MODE(trig->link, trig->tx, trig->rx); | ^~ drivers/net/phy/marvell.c:832:28: note: in definition of macro 'BITIF' 832 | #define BITIF(i, cond) ((cond) ? BIT(i) : 0) | ^~~~ drivers/net/phy/marvell.c:892:8: note: in expansion of macro 'LED_MODE' 892 | key = LED_MODE(trig->link, trig->tx, trig->rx); | ^~~~~~~~ drivers/net/phy/marvell.c: In function 'marvell_led_trigger_offload': drivers/net/phy/marvell.c:941:28: error: 'netdev_led_trigger' undeclared (first use in this function); did you mean 'module_led_trigger'? 941 | if (led->cdev.trigger != &netdev_led_trigger || !phydev->attached_dev || | ^~~~~~~~~~~~~~~~~~ | module_led_trigger drivers/net/phy/marvell.c:941:28: note: each undeclared identifier is reported only once for each function it appears in drivers/net/phy/marvell.c:942:34: error: dereferencing pointer to incomplete type 'struct led_netdev_data' 942 | phydev->attached_dev != trig->net_dev) | ^~ drivers/net/phy/marvell.c:945:44: error: passing argument 3 of 'marvell_find_led_mode' from incompatible pointer type [-Werror=incompatible-pointer-types] 945 | mode = marvell_find_led_mode(phydev, led, trig); | ^~~~ | | | struct led_netdev_data * drivers/net/phy/marvell.c:885:30: note: expected 'struct led_netdev_data *' but argument is of type 'struct led_netdev_data *' 885 | struct led_netdev_data *trig) | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~ cc1: some warnings being treated as errors vim +885 drivers/net/phy/marvell.c 883 884 static int marvell_find_led_mode(struct phy_device *phydev, struct phy_led *led, 886 { 887 const struct marvell_leds_info *info = led->priv; 888 const struct marvell_led_mode_info *mode; 889 u32 key; 890 int i; 891 892 key = LED_MODE(trig->link, trig->tx, trig->rx); 893 894 for (i = 0; i < ARRAY_SIZE(marvell_led_mode_info); ++i) { 895 mode = &marvell_led_mode_info[i]; 896 897 if (key != mode->key || mode->regval[led->addr] == -1 || 898 !(info->flags & mode->flags)) 899 continue; 900 901 return mode->regval[led->addr]; 902 } 903 904 dev_dbg(led->cdev.dev, 905 "cannot offload trigger configuration (%s, link=%i, tx=%i, rx=%i)\n", 906 netdev_name(trig->net_dev), trig->link, trig->tx, trig->rx); 907 908 return -1; 909 } 910 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org