Hi Mark, I love your patch! Yet something to improve: [auto build test ERROR on chrome-platform/for-next] [also build test ERROR on lee-mfd/for-mfd-next linus/master v6.1-rc8 next-20221208] [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/Mark-Hasemeyer/platform-chrome-cros_ec_uart-Add-cros-ec-uart-transport-layer/20221208-014137 base: https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git for-next patch link: https://lore.kernel.org/r/20221207104005.v10.1.If7926fcbad397bc6990dd725690229bed403948c%40changeid patch subject: [PATCH v10 1/3] platform/chrome: cros_ec_uart: Add cros-ec-uart transport layer config: ia64-allmodconfig compiler: ia64-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/020584e07e568b34b12d955703a4ba795736a2ea git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Mark-Hasemeyer/platform-chrome-cros_ec_uart-Add-cros-ec-uart-transport-layer/20221208-014137 git checkout 020584e07e568b34b12d955703a4ba795736a2ea # 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=ia64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): drivers/platform/chrome/cros_ec_uart: struct acpi_device_id is 32 bytes. The last of 1 is: 0x47 0x4f 0x4f 0x47 0x30 0x30 0x31 0x39 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 >> FATAL: modpost: drivers/platform/chrome/cros_ec_uart: struct acpi_device_id is not terminated with a NULL entry! -- 0-DAY CI Kernel Test Service https://01.org/lkp