[linux-next:master 4291/4552] arch/powerpc/platforms/pseries/plpks_sed_ops.c:42:6: error: no previous prototype for 'plpks_init_var'

[linux-next:master 4291/4552] arch/powerpc/platforms/pseries/plpks_sed_ops.c:42:6: error: no previous prototype for 'plpks_init_var'

[kernel test robot]

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-r015-20230912 (https://download.01.org/0day-ci/archive/20230912/202309121829.msXORndZ-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230912/202309121829.msXORndZ-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309121829.msXORndZ-lkp@intel.com/

All errors (new ones prefixed by >>):

>> arch/powerpc/platforms/pseries/plpks_sed_ops.c:42:6: error: no previous prototype for 'plpks_init_var' [-Werror=missing-prototypes]
      42 | void plpks_init_var(struct plpks_var *var, char *keyname)
         |      ^~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


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	

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