[jarkko-tpmdd:next 15/38] drivers/char/tpm/tpm-buf.c:62: warning: Function parameter or struct member 'buf' not described in 'tpm_buf_length'

[jarkko-tpmdd:next 15/38] drivers/char/tpm/tpm-buf.c:62: warning: Function parameter or struct member 'buf' not described in 'tpm_buf_length'

[kernel test robot]

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git next
head:   152585665f0f6b89e67ed6d04c17b18d1f0f4077
commit: 28a0675aa9964fd89e61248d4cfe49baf9151199 [15/38] tpm: Store the length of the tpm_buf data separately.
config: s390-defconfig (https://download.01.org/0day-ci/archive/20240506/202405060827.XuRaAHPt-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 37ae4ad0eef338776c7e2cffb3896153d43dcd90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240506/202405060827.XuRaAHPt-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/202405060827.XuRaAHPt-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/char/tpm/tpm-buf.c:62: warning: Function parameter or struct member 'buf' not described in 'tpm_buf_length'


vim +62 drivers/char/tpm/tpm-buf.c

eb0a137505fd0b James Bottomley 2024-04-29  55  
28a0675aa9964f Jarkko Sakkinen 2024-04-29  56  /**
28a0675aa9964f Jarkko Sakkinen 2024-04-29  57   * tpm_buf_length() - Return the number of bytes consumed by the data
28a0675aa9964f Jarkko Sakkinen 2024-04-29  58   *
28a0675aa9964f Jarkko Sakkinen 2024-04-29  59   * Return: The number of bytes consumed by the buffer
28a0675aa9964f Jarkko Sakkinen 2024-04-29  60   */
eb0a137505fd0b James Bottomley 2024-04-29  61  u32 tpm_buf_length(struct tpm_buf *buf)
eb0a137505fd0b James Bottomley 2024-04-29 @62  {
28a0675aa9964f Jarkko Sakkinen 2024-04-29  63  	return buf->length;
eb0a137505fd0b James Bottomley 2024-04-29  64  }
eb0a137505fd0b James Bottomley 2024-04-29  65  EXPORT_SYMBOL_GPL(tpm_buf_length);
eb0a137505fd0b James Bottomley 2024-04-29  66  

:::::: The code at line 62 was first introduced by commit
:::::: eb0a137505fd0baf693173f3572b87e983bc0594 tpm: Move buffer handling from static inlines to real functions

:::::: TO: James Bottomley <James.Bottomley@HansenPartnership.com>
:::::: CC: Jarkko Sakkinen <jarkko@kernel.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Re: [jarkko-tpmdd:next 15/38] drivers/char/tpm/tpm-buf.c:62: warning: Function parameter or struct member 'buf' not described in 'tpm_buf_length'

[Jarkko Sakkinen]

On Mon May 6, 2024 at 3:08 AM EEST, kernel test robot wrote:
> >> drivers/char/tpm/tpm-buf.c:62: warning: Function parameter or
> >> struct member 'buf' not described in 'tpm_buf_length'

I did a fixup.

BR, Jarkko