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From:   Yu Kuai <yukuai1@huaweicloud.com>
To:     hch@lst.de, ebiggers@google.com, axboe@kernel.dk
Cc:     linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
        yukuai3@huawei.com, yukuai1@huaweicloud.com, yi.zhang@huawei.com
Subject: [PATCH v5 1/6] elevator: remove redundant code in elv_unregister_queue()
Date:   Wed, 19 Oct 2022 20:15:13 +0800
Message-Id: <20221019121518.3865235-2-yukuai1@huaweicloud.com>
In-Reply-To: <20221019121518.3865235-1-yukuai1@huaweicloud.com>
References: <20221019121518.3865235-1-yukuai1@huaweicloud.com>
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From: Yu Kuai <yukuai3@huawei.com>

"elevator_queue *e" is already declared and initialized in the beginning
of elv_unregister_queue().

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Eric Biggers <ebiggers@google.com>
---
 block/elevator.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/block/elevator.c b/block/elevator.c
index bd71f0fc4e4b..20e70fd3f77f 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -524,8 +524,6 @@ void elv_unregister_queue(struct request_queue *q)
 	lockdep_assert_held(&q->sysfs_lock);
 
 	if (e && e->registered) {
-		struct elevator_queue *e = q->elevator;
-
 		kobject_uevent(&e->kobj, KOBJ_REMOVE);
 		kobject_del(&e->kobj);
 
-- 
2.31.1