[intel-lts:4.19/android_s 7961/30000] block/.tmp_keyslot-manager.o: warning: objtool: keyslot_manager_put_slot()+0xda: unreachable instruction

[intel-lts:4.19/android_s 7961/30000] block/.tmp_keyslot-manager.o: warning: objtool: keyslot_manager_put_slot()+0xda: unreachable instruction

[kernel test robot]

tree:   https://github.com/intel/linux-intel-lts.git 4.19/android_s
head:   2b69ccfcb3117ca97de0f8d4e752e4776133afb8
commit: b0a4fb22e5db016dd64e375d921345743e4b7ccd [7961/30000] BACKPORT: FROMLIST: block: Keyslot Manager for Inline Encryption
config: x86_64-buildonly-randconfig-003-20231227 (https://download.01.org/0day-ci/archive/20231228/202312281326.Xczstd9L-lkp@intel.com/config)
compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231228/202312281326.Xczstd9L-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/202312281326.Xczstd9L-lkp@intel.com/

All warnings (new ones prefixed by >>):

   block/keyslot-manager.c:233: warning: Function parameter or member 'ksm' not described in 'keyslot_manager_get_slot'
   block/keyslot-manager.c:233: warning: Function parameter or member 'slot' not described in 'keyslot_manager_get_slot'
   block/keyslot-manager.c:284: warning: Function parameter or member 'ksm' not described in 'keyslot_manager_crypto_mode_supported'
   block/keyslot-manager.c:284: warning: Function parameter or member 'crypto_mode' not described in 'keyslot_manager_crypto_mode_supported'
   block/keyslot-manager.c:284: warning: Function parameter or member 'data_unit_size' not described in 'keyslot_manager_crypto_mode_supported'
   block/keyslot-manager.c:320: warning: Function parameter or member 'ksm' not described in 'keyslot_manager_evict_key'
   block/keyslot-manager.c:320: warning: Function parameter or member 'key' not described in 'keyslot_manager_evict_key'
   block/keyslot-manager.c:320: warning: Function parameter or member 'crypto_mode' not described in 'keyslot_manager_evict_key'
   block/keyslot-manager.c:320: warning: Function parameter or member 'data_unit_size' not described in 'keyslot_manager_evict_key'
>> block/.tmp_keyslot-manager.o: warning: objtool: keyslot_manager_put_slot()+0xda: unreachable instruction

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