[PATCH -next] dm integrity: convert to use le64_add_cpu()

[Liu Shixin]

Convert cpu_to_le64(le64_to_cpu(E1) + E2) to use le64_add_cpu().

Signed-off-by: Liu Shixin <liushix...@huawei.com>
---
 drivers/md/dm-integrity.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 3fc3757def55..cf9dadd55625 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -3696,7 +3696,7 @@ static int create_journal(struct dm_integrity_c *ic, char 
**error)
 retest_commit_id:
                for (j = 0; j < i; j++) {
                        if (ic->commit_ids[j] == ic->commit_ids[i]) {
-                               ic->commit_ids[i] = 
cpu_to_le64(le64_to_cpu(ic->commit_ids[i]) + 1);
+                               le64_add_cpu(&ic->commit_ids[i], 1);
                                goto retest_commit_id;
                        }
                }
-- 
2.25.1