[hare-nvme:secure-concat.v5 12/16] include/linux/nvme-keyring.h:23:9: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct key *'

[hare-nvme:secure-concat.v5 12/16] include/linux/nvme-keyring.h:23:9: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct key *'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/hare/nvme.git secure-concat.v5
head:   4d58e409712027c1084413a8c31e93af4d148650
commit: 13f334e9641984819a87fa14cfc477a19c372ed4 [12/16] nvme-tcp: request secure channel concatenation
config: i386-buildonly-randconfig-004-20240718 (https://download.01.org/0day-ci/archive/20240718/202407180316.d7PG9Cr1-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240718/202407180316.d7PG9Cr1-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/202407180316.d7PG9Cr1-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/nvme/host/auth.c:15:
>> include/linux/nvme-keyring.h:23:9: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct key *' [-Wint-conversion]
      23 |         return -ENOTSUPP;
         |                ^~~~~~~~~
   1 error generated.


vim +23 include/linux/nvme-keyring.h

9d77eb52778499 Hannes Reinecke 2023-08-24  19  
c85200aaab7f12 Hannes Reinecke 2023-04-19  20  static struct key *nvme_tls_psk_refresh(struct key *keyring, char *hostnqn, char *subnqn,
c85200aaab7f12 Hannes Reinecke 2023-04-19  21  		u8 hmac_id, bool generated, u8 *data, size_t data_len, char *digest)
c85200aaab7f12 Hannes Reinecke 2023-04-19  22  {
c85200aaab7f12 Hannes Reinecke 2023-04-19 @23  	return -ENOTSUPP;

:::::: The code at line 23 was first introduced by commit
:::::: c85200aaab7f1248dd0142da172df0047ddbb812 nvme-keyring: add nvme_tls_psk_refresh()

:::::: TO: Hannes Reinecke <hare@suse.de>
:::::: CC: Hannes Reinecke <hare@suse.de>

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