dm cache metadata: remove unnecessary variable in __dump_mapping

Fix the following coccicheck warning:

drivers/md/dm-cache-metadata.c:1512:5-6: Unneeded variable: "r".
Return "0" on line 1520.

Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
This commit is contained in:
Guo Zhengkui 2022-05-05 00:28:26 +08:00 committed by Mike Snitzer
parent c06dfd124d
commit d254c3699f
1 changed files with 1 additions and 2 deletions

View File

@ -1509,7 +1509,6 @@ int dm_cache_load_mappings(struct dm_cache_metadata *cmd,
static int __dump_mapping(void *context, uint64_t cblock, void *leaf)
{
int r = 0;
__le64 value;
dm_oblock_t oblock;
unsigned flags;
@ -1517,7 +1516,7 @@ static int __dump_mapping(void *context, uint64_t cblock, void *leaf)
memcpy(&value, leaf, sizeof(value));
unpack_value(value, &oblock, &flags);
return r;
return 0;
}
static int __dump_mappings(struct dm_cache_metadata *cmd)