Hi Elliot, I love your patch! Yet something to improve: [auto build test ERROR on 4fe89d07dcc2804c8b562f6c7896a45643d34b2f] url: https://github.com/intel-lab-lkp/linux/commits/Elliot-Berman/Drivers-for-gunyah-hypervisor/20221011-081934 base: 4fe89d07dcc2804c8b562f6c7896a45643d34b2f config: arm64-allyesconfig compiler: aarch64-linux-gcc (GCC) 12.1.0 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/intel-lab-lkp/linux/commit/959054eb26b8711586a7835aadc3795b77e9a694 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Elliot-Berman/Drivers-for-gunyah-hypervisor/20221011-081934 git checkout 959054eb26b8711586a7835aadc3795b77e9a694 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>): >> drivers/tty/gunyah_console.c:422:40: error: array type has incomplete element type 'struct gunyah_rm_cons_device_id' 422 | static struct gunyah_rm_cons_device_id rm_cons_console_ids[] = { | ^~~~~~~~~~~~~~~~~~~ drivers/tty/gunyah_console.c:422:40: warning: 'rm_cons_console_ids' defined but not used [-Wunused-variable] vim +422 drivers/tty/gunyah_console.c 421 > 422 static struct gunyah_rm_cons_device_id rm_cons_console_ids[] = { 423 { .name = GH_RM_DEVICE_CONSOLE }, 424 {} 425 }; 426 MODULE_DEVICE_TABLE(gunyah_rsc_mgr, rm_cons_console_ids); 427 -- 0-DAY CI Kernel Test Service https://01.org/lkp