Hi MeiChia, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on kvalo-wireless-drivers-next/master] [also build test WARNING on kvalo-wireless-drivers/master v5.16-rc2 next-20211125] [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/MeiChia-Chiu/mt76-mt7915-update-station-s-airtime-and-gi-from-event/20211125-171608 base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20211126/202111261430.O1AAGfiL-lkp@xxxxxxxxx/config) compiler: riscv64-linux-gcc (GCC) 11.2.0 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/446d4941b6395463c374c2281241769ca0abaad9 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review MeiChia-Chiu/mt76-mt7915-update-station-s-airtime-and-gi-from-event/20211125-171608 git checkout 446d4941b6395463c374c2281241769ca0abaad9 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash drivers/net/wireless/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from drivers/net/wireless/mediatek/mt76/mt7915/main.c:9: >> drivers/net/wireless/mediatek/mt76/mt7915/mcu.h:234:1: warning: no semicolon at end of struct or union 234 | }; | ^ -- In file included from drivers/net/wireless/mediatek/mt76/mt7915/mcu.c:7: >> drivers/net/wireless/mediatek/mt76/mt7915/mcu.h:234:1: warning: no semicolon at end of struct or union 234 | }; | ^ drivers/net/wireless/mediatek/mt76/mt7915/mcu.c:2516:5: warning: no previous prototype for 'mt7915_mcu_set_fixed_rate' [-Wmissing-prototypes] 2516 | int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +234 drivers/net/wireless/mediatek/mt76/mt7915/mcu.h 217 218 struct mt7915_mcu_sta_stat { 219 u8 event_id; 220 u8 more_event; 221 __le16 sta_num; 222 union { 223 struct { 224 __le16 wlan_id; 225 __le32 tx_time[4]; 226 __le32 rx_time[4]; 227 } airtime[0]; 228 struct { 229 __le16 wlan_id; 230 u8 gimode; 231 u8 rsv; 232 } gi[0]; 233 } > 234 }; 235 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx