drivers/firmware/efi/libstub/string.c:83:20: warning: no previous prototype for 'simple_strtoull'

[kernel test robot]

Hi Ard,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68
commit: 91d150c0cc637b9d9d6394936add7cd2b7ccc410 efi/libstub: Clean up command 
line parsing routine
date:   4 months ago
config: arm-randconfig-r005-20200629 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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
        git checkout 91d150c0cc637b9d9d6394936add7cd2b7ccc410
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/firmware/efi/libstub/string.c:83:20: warning: no previous prototype 
>> for 'simple_strtoull' [-Wmissing-prototypes]
      83 | unsigned long long simple_strtoull(const char *cp, char **endp, 
unsigned int base)
         |                    ^~~~~~~~~~~~~~~
>> drivers/firmware/efi/libstub/string.c:108:6: warning: no previous prototype 
>> for 'simple_strtol' [-Wmissing-prototypes]
     108 | long simple_strtol(const char *cp, char **endp, unsigned int base)
         |      ^~~~~~~~~~~~~

vim +/simple_strtoull +83 drivers/firmware/efi/libstub/string.c

    75  
    76  /**
    77   * simple_strtoull - convert a string to an unsigned long long
    78   * @cp: The start of the string
    79   * @endp: A pointer to the end of the parsed string will be placed here
    80   * @base: The number base to use
    81   */
    82  
  > 83  unsigned long long simple_strtoull(const char *cp, char **endp, 
unsigned int base)
    84  {
    85          unsigned long long result = 0;
    86  
    87          if (!base)
    88                  base = simple_guess_base(cp);
    89  
    90          if (base == 16 && cp[0] == '0' && TOLOWER(cp[1]) == 'x')
    91                  cp += 2;
    92  
    93          while (isxdigit(*cp)) {
    94                  unsigned int value;
    95  
    96                  value = isdigit(*cp) ? *cp - '0' : TOLOWER(*cp) - 'a' + 
10;
    97                  if (value >= base)
    98                          break;
    99                  result = result * base + value;
   100                  cp++;
   101          }
   102          if (endp)
   103                  *endp = (char *)cp;
   104  
   105          return result;
   106  }
   107  
 > 108  long simple_strtol(const char *cp, char **endp, unsigned int base)

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org

.config.gz
Description: application/gzip