[kees:kspp/memcpy/next-20210618/v0 55/82] lib/string_helpers.c:882:6: warning: no previous prototype for function 'fortify_panic'

[kees:kspp/memcpy/next-20210618/v0 55/82] lib/string_helpers.c:882:6: warning: no previous prototype for function 'fortify_panic'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git kspp/memcpy/next-20210618/v0
head:   fd2aa2a169de8bde9502e7a2fc48cd03d4bfd996
commit: 823c220f26ba7c2fe612e2ecb3e012e807baeab4 [55/82] fortify: Move remaining fortify helpers into fortify-string.h
config: x86_64-randconfig-a001-20210618 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d1baf2895467735ab14f4b3415fce204c0cc8e7f)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?id=823c220f26ba7c2fe612e2ecb3e012e807baeab4
        git remote add kees https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
        git fetch --no-tags kees kspp/memcpy/next-20210618/v0
        git checkout 823c220f26ba7c2fe612e2ecb3e012e807baeab4
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> lib/string_helpers.c:882:6: warning: no previous prototype for function 'fortify_panic' [-Wmissing-prototypes]
   void fortify_panic(const char *name)
        ^
   lib/string_helpers.c:882:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void fortify_panic(const char *name)
   ^
   static 
   1 warning generated.


vim +/fortify_panic +882 lib/string_helpers.c

245fccabb57777 Kees Cook 2021-06-18  881  
245fccabb57777 Kees Cook 2021-06-18 @882  void fortify_panic(const char *name)

:::::: The code at line 882 was first introduced by commit
:::::: 245fccabb5777708f67afa04fc6b99a3f794986f lib/string: Move helper functions out of string.c

:::::: TO: Kees Cook <keescook@chromium.org>
:::::: CC: Kees Cook <keescook@chromium.org>

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

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