linux-kernel - [PATCH] block: Drop unlikely before IS_ERR(_OR

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Message-ID: <20190605142428.84784-4-wangkefeng.wang@huawei.com>
Date:   Wed, 5 Jun 2019 22:24:27 +0800
From:   Kefeng Wang <wangkefeng.wang@...wei.com>
To:     <linux-kernel@...r.kernel.org>
CC:     Kefeng Wang <wangkefeng.wang@...wei.com>,
        Jens Axboe <axboe@...nel.dk>, <linux-block@...r.kernel.org>
Subject: [PATCH] block: Drop unlikely before IS_ERR(_OR_NULL)

IS_ERR(_OR_NULL) already contain an 'unlikely' compiler flag,
so no need to do that again from its callers. Drop it.

Cc: Jens Axboe <axboe@...nel.dk>
Cc: linux-block@...r.kernel.org
Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
---
 block/blk-cgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index b97b479e4f64..1f7127b03490 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -881,7 +881,7 @@ int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
 			blkg_free(new_blkg);
 		} else {
 			blkg = blkg_create(pos, q, new_blkg);
-			if (unlikely(IS_ERR(blkg))) {
+			if (IS_ERR(blkg)) {
 				ret = PTR_ERR(blkg);
 				goto fail_unlock;
 			}
-- 
2.20.1