Re: [PATCH v5 1/4] KEYS: trusted: Add generic trusted keys framework

[kbuild test robot <lkp@intel.com>]

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Hi Sumit,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v5.7 next-20200602]
[cannot apply to security/next-testing dhowells-fs/fscache-next]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Sumit-Garg/Introduce-TEE-based-Trusted-Keys-support/20200602-222340
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f359287765c04711ff54fbd11645271d8e5ff763
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 2388a096e7865c043e83ece4e26654bd3d1a20d5)
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
        # 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: kbuild test robot <lkp@intel.com>

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> security/keys/trusted-keys/trusted_tpm1.c:945:5: warning: no previous prototype for function 'tpm_trusted_get_random' [-Wmissing-prototypes]
int tpm_trusted_get_random(unsigned char *key, size_t key_len)
^
security/keys/trusted-keys/trusted_tpm1.c:945:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tpm_trusted_get_random(unsigned char *key, size_t key_len)
^
static
1 warning generated.

vim +/tpm_trusted_get_random +945 security/keys/trusted-keys/trusted_tpm1.c

   944	
 > 945	int tpm_trusted_get_random(unsigned char *key, size_t key_len)
   946	{
   947		return tpm_get_random(chip, key, key_len);
   948	}
   949	

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

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