linux-kernel - [PATCH 2/3] loop: No need to initialize ->queue_lock explicitly before calling blk_cleanup

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Date:	Mon, 21 Feb 2011 22:53:36 -0500
From:	Vivek Goyal <vgoyal@...hat.com>
To:	linux-kernel@...r.kernel.org, jaxboe@...ionio.com
Cc:	neilb@...e.de, sergey.senozhatsky@...il.com, tj@...nel.org,
	jmoyer@...hat.com, snitzer@...hat.com
Subject: [PATCH 2/3] loop: No need to initialize ->queue_lock explicitly before calling blk_cleanup_queue()

o Now we initialize ->queue_lock at queue allocation time so driver does
  not have to worry about initializing it before calling blk_cleanup_queue().

Signed-off-by: Vivek Goyal <vgoyal@...hat.com>
---
 drivers/block/loop.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 49e6a54..44e18c0 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1641,9 +1641,6 @@ out:
 
 static void loop_free(struct loop_device *lo)
 {
-	if (!lo->lo_queue->queue_lock)
-		lo->lo_queue->queue_lock = &lo->lo_queue->__queue_lock;
-
 	blk_cleanup_queue(lo->lo_queue);
 	put_disk(lo->lo_disk);
 	list_del(&lo->lo_list);
-- 
1.7.1

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