tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 3c13c772fc233a10342c8e1605ff0855dfdf0c89 commit: 9f2c7411ada98f9e062bcd493be7d6b694048505 [4291/4552] powerpc/pseries: PLPKS SED Opal keystore support config: powerpc64-randconfig-r012-20230913 (https://download.01.org/0day-ci/archive/20230913/202309130714.uIQZSaf5-lkp@xxxxxxxxx/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230913/202309130714.uIQZSaf5-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/202309130714.uIQZSaf5-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:42:6: error: no previous prototype for function 'plpks_init_var' [-Werror,-Wmissing-prototypes] void plpks_init_var(struct plpks_var *var, char *keyname) ^ arch/powerpc/platforms/pseries/plpks_sed_ops.c:42:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void plpks_init_var(struct plpks_var *var, char *keyname) ^ static 1 error generated. vim +/plpks_init_var +42 arch/powerpc/platforms/pseries/plpks_sed_ops.c 41 > 42 void plpks_init_var(struct plpks_var *var, char *keyname) 43 { 44 var->name = keyname; 45 var->namelen = strlen(keyname); 46 if (strcmp(PLPKS_SED_KEY, keyname) == 0) { 47 var->name = PLPKS_SED_MANGLED_LABEL; 48 var->namelen = strlen(keyname); 49 } 50 var->policy = PLPKS_WORLDREADABLE; 51 var->os = PLPKS_VAR_COMMON; 52 var->data = NULL; 53 var->datalen = 0; 54 var->component = PLPKS_SED_COMPONENT; 55 } 56 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki