dm integrity: remove set but not used variables

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/md/dm-integrity.c: In function 'integrity_metadata':
drivers/md/dm-integrity.c:1557:12: warning:
 variable 'save_metadata_offset' set but not used [-Wunused-but-set-variable]
drivers/md/dm-integrity.c:1556:12: warning:
 variable 'save_metadata_block' set but not used [-Wunused-but-set-variable]

They are never used, so remove it.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
YueHaibing 2020-04-08 07:29:48 +00:00 committed by Mike Snitzer
parent a5089a95d8
commit a86fe8be51

View file

@ -1553,8 +1553,6 @@ static void integrity_metadata(struct work_struct *w)
char checksums_onstack[max((size_t)HASH_MAX_DIGESTSIZE, MAX_TAG_SIZE)];
sector_t sector;
unsigned sectors_to_process;
sector_t save_metadata_block;
unsigned save_metadata_offset;
if (unlikely(ic->mode == 'R'))
goto skip_io;
@ -1605,8 +1603,6 @@ static void integrity_metadata(struct work_struct *w)
goto skip_io;
}
save_metadata_block = dio->metadata_block;
save_metadata_offset = dio->metadata_offset;
sector = dio->range.logical_sector;
sectors_to_process = dio->range.n_sectors;