Hi Christian, kernel test robot noticed the following build errors: [auto build test ERROR on lee-leds/for-leds-next] [cannot apply to net-next/main net/main linus/master v6.7-rc5 next-20231215] [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/Christian-Marangi/docs-ABI-sysfs-class-led-trigger-netdev-Document-now-hidable-link_/20231214-202215 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/leds.git for-leds-next patch link: https://lore.kernel.org/r/20231214122041.17439-1-ansuelsmth%40gmail.com patch subject: [PATCH v3 1/2] leds: trigger: netdev: display only supported link speed attribute config: i386-randconfig-011-20231217 (https://download.01.org/0day-ci/archive/20231217/202312170606.NWH5SzQD-lkp@xxxxxxxxx/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231217/202312170606.NWH5SzQD-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202312170606.NWH5SzQD-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): ld: drivers/leds/trigger/ledtrig-netdev.o: in function `get_device_state': >> drivers/leds/trigger/ledtrig-netdev.c:230: undefined reference to `phy_speeds' vim +230 drivers/leds/trigger/ledtrig-netdev.c 211 212 static void get_device_state(struct led_netdev_data *trigger_data) 213 { 214 struct ethtool_link_ksettings cmd; 215 int speeds_num; 216 217 trigger_data->carrier_link_up = netif_carrier_ok(trigger_data->net_dev); 218 219 if (__ethtool_get_link_ksettings(trigger_data->net_dev, &cmd)) 220 return; 221 222 if (trigger_data->carrier_link_up) { 223 trigger_data->link_speed = cmd.base.speed; 224 trigger_data->duplex = cmd.base.duplex; 225 } 226 227 /* Have a local copy of the link speed supported to not rtnl lock every time 228 * Modes are refreshed on any change event to handle mode changes 229 */ > 230 speeds_num = phy_speeds(trigger_data->supported_link_speeds, 231 ARRAY_SIZE(trigger_data->supported_link_speeds), 232 cmd.link_modes.supported); 233 trigger_data->supported_link_speeds_num = speeds_num; 234 } 235 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki