Hi Heiko, kernel test robot noticed the following build warnings: [auto build test WARNING on next-20240819] [also build test WARNING on v6.11-rc4] [cannot apply to groeck-staging/hwmon-next lee-leds/for-leds-next lee-mfd/for-mfd-next lee-mfd/for-mfd-fixes linus/master v6.11-rc4 v6.11-rc3 v6.11-rc2] [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/Heiko-Stuebner/dt-bindings-mfd-add-binding-for-qnap-ts433-mcu-devices/20240819-224312 base: next-20240819 patch link: https://lore.kernel.org/r/20240819144000.411846-3-heiko%40sntech.de patch subject: [PATCH v5 2/7] mfd: add base driver for qnap-mcu devices config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20240822/202408221141.ZK7cre1s-lkp@xxxxxxxxx/config) compiler: s390-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240822/202408221141.ZK7cre1s-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/202408221141.ZK7cre1s-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/mfd/qnap-mcu.c:64: warning: Excess struct member 'reply_lock' description in 'qnap_mcu' vim +64 drivers/mfd/qnap-mcu.c 47 48 /** 49 * struct qnap_mcu - QNAP NAS embedded controller 50 * 51 * @serdev: Pointer to underlying serdev 52 * @bus_lock: Lock to serialize access to the device 53 * @reply_lock: Lock protecting @reply 54 * @reply: Pointer to memory to store reply payload 55 * @variant: Device variant specific information 56 * @version: MCU firmware version 57 */ 58 struct qnap_mcu { 59 struct serdev_device *serdev; 60 struct mutex bus_lock; 61 struct qnap_mcu_reply reply; 62 const struct qnap_mcu_variant *variant; 63 u8 version[QNAP_MCU_VERSION_LEN]; > 64 }; 65 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
