From: GuoYong Zheng <zhenggy@chinatelecom.cn>
Date: Fri, 17 Jun 2022 10:28:04 +0000 (+0800)
Subject: bfq: Remove useless code in bfq_lookup_next_entity
X-Git-Tag: for-5.20/block-2022-07-29~156
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=6c77b152f5f1324972cdbdb71e9a6e02d601f49f;p=linux-block.git

bfq: Remove useless code in bfq_lookup_next_entity

It is no need to judge entity is null or not here,
directly return entity is ok, so remove it.

Signed-off-by: GuoYong Zheng <zhenggy@chinatelecom.cn>
Link: https://lore.kernel.org/r/1655461684-19075-1-git-send-email-zhenggy@chinatelecom.cn
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/block/bfq-wf2q.c b/block/bfq-wf2q.c
index f8eb340381cf..089d07022066 100644
--- a/block/bfq-wf2q.c
+++ b/block/bfq-wf2q.c
@@ -1472,9 +1472,6 @@ static struct bfq_entity *bfq_lookup_next_entity(struct bfq_sched_data *sd,
 			break;
 	}
 
-	if (!entity)
-		return NULL;
-
 	return entity;
 }