Hi,

[auto build test ERROR on char-misc/char-misc-next]
[cannot apply to v4.6 next-20160519]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/LABBE-Corentin/char-nvram-set-array-of-const-as-const/20151105-174316
config: i386-defconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

Note: the linux-review/LABBE-Corentin/char-nvram-set-array-of-const-as-const/20151105-174316 HEAD 458f91db725087e7bb91bfad834b304e72ec9a9b builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   drivers/char/nvram.c: In function 'nvram_init':
>> drivers/char/nvram.c:457:3: error: implicit declaration of function 'pri_err' [-Werror=implicit-function-declaration]
      pri_err("nvram: can't create /proc/driver/nvram\n");
      ^~~~~~~
   cc1: some warnings being treated as errors

vim +/pri_err +457 drivers/char/nvram.c

   451		if (ret) {
   452			pr_err("nvram: can't misc_register on minor=%d\n", NVRAM_MINOR);
   453			goto out;
   454		}
   455		ret = nvram_add_proc_fs();
   456		if (ret) {
 > 457			pri_err("nvram: can't create /proc/driver/nvram\n");
   458			goto outmisc;
   459		}
   460		ret = 0;

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