linux-kernel - [PATCH] block: Remove unnecessary variable assignment

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Message-Id: <1642414957-6785-1-git-send-email-zhenggy@chinatelecom.cn>
Date:   Mon, 17 Jan 2022 18:22:37 +0800
From:   GuoYong Zheng <zhenggy@...natelecom.cn>
To:     axboe@...nel.dk
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        GuoYong Zheng <zhenggy@...natelecom.cn>
Subject: [PATCH] block: Remove unnecessary variable assignment

The parameter "ret" should be zero when running to this line,
no need to set to zero again, remove it.

Signed-off-by: GuoYong Zheng <zhenggy@...natelecom.cn>
---
 block/blk-sysfs.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index e20eadf..bed4a2f 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -887,7 +887,6 @@ int blk_register_queue(struct gendisk *disk)
 		kobject_uevent(&q->elevator->kobj, KOBJ_ADD);
 	mutex_unlock(&q->sysfs_lock);
 
-	ret = 0;
 unlock:
 	mutex_unlock(&q->sysfs_dir_lock);
 
-- 
1.8.3.1