Re: [PATCH 5/9] nvme-keyring: add nvme_tls_psk_refresh()

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

Hi Hannes,

kernel test robot noticed the following build warnings:

[auto build test WARNING on herbert-cryptodev-2.6/master]
[also build test WARNING on herbert-crypto-2.6/master brauner-vfs/vfs.all linus/master v6.12-rc3 next-20241014]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Hannes-Reinecke/crypto-fs-Separate-out-hkdf_extract-and-hkdf_expand/20241011-235704
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
patch link:    https://lore.kernel.org/r/20241011155430.43450-6-hare%40kernel.org
patch subject: [PATCH 5/9] nvme-keyring: add nvme_tls_psk_refresh()
config: x86_64-rhel-8.3 (https://download.01.org/0day-ci/archive/20241015/202410151334.eGrdO99i-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241015/202410151334.eGrdO99i-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/202410151334.eGrdO99i-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/nvme/host/fabrics.c:15:
>> include/linux/nvme-keyring.h:21:20: warning: 'nvme_tls_psk_refresh' defined but not used [-Wunused-function]
      21 | static struct key *nvme_tls_psk_refresh(struct key *keyring,
         |                    ^~~~~~~~~~~~~~~~~~~~


vim +/nvme_tls_psk_refresh +21 include/linux/nvme-keyring.h

    20	
  > 21	static struct key *nvme_tls_psk_refresh(struct key *keyring,

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