tree: git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git tee head: b23555c4d773cde1cffd358609f89810549665f0 commit: b97a775c846a9d1d9558383d43c83b4127a55058 [6/8] KEYS: trusted: Introduce TEE based Trusted Keys config: alpha-randconfig-s032-20210114 (attached as .config) compiler: alpha-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-208-g46a52ca4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git/co... git remote add jarkko-linux-tpmdd git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git git fetch --no-tags jarkko-linux-tpmdd tee git checkout b97a775c846a9d1d9558383d43c83b4127a55058 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 249 | MODULE_DEVICE_TABLE(tee, trusted_key_id_table); | ^~~~~~~~~~~~~~~~~~~ security/keys/trusted-keys/trusted_tee.c:249:1: error: type defaults to 'int' in declaration of 'MODULE_DEVICE_TABLE' [-Werror=implicit-int] cc1: some warnings being treated as errors vim +249 security/keys/trusted-keys/trusted_tee.c 243 244 static const struct tee_client_device_id trusted_key_id_table[] = { 245 {UUID_INIT(0xf04a0fe7, 0x1f5d, 0x4b9b, 246 0xab, 0xf7, 0x61, 0x9b, 0x85, 0xb4, 0xce, 0x8c)}, 247 {} 248 }; 250 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org