# \[PATCH\] kernel/power: Remove blk\_status\_to\_errno in hib\_wait\_io

- From: Falla Coulibaly \<hidden\>
- Date: 2021-08-18 21:48:49 
- List: linux-pm
- Page: https://ratatoskr.run/linux-pm/2021/08/1482187
- Thread: https://ratatoskr.run/linux-pm/2021/08/1482187/t.md

```text
blk_status_to_errno doesn't appear to perform extra work besides
converting blk_status_t to integer. This patch removes that unnecessary
conversion as the return type of the function is blk_status_t.

Signed-off-by: Falla Coulibaly <redacted>
---
 kernel/power/swap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 3cb89baebc79..9ec418955556 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -306,7 +306,7 @@ static blk_status_t hib_wait_io(struct hib_bio_batch *hb)
 	 * a plug will flush the plug list before sleeping.
 	 */
 	wait_event(hb->wait, atomic_read(&hb->count) == 0);
-	return blk_status_to_errno(hb->error);
+	return hb->error;
 }
 
 /*
-- 
2.32.0

```