From 8a9c594422ecad912d6470888acdee9a1236ad68 Mon Sep 17 00:00:00 2001
From: Phillip Susi <psusi@cfl.rr.com>
Date: Wed, 21 Sep 2011 10:02:13 +0200
Subject: [PATCH] drivers/block/loop.c: emit uevent on auto release

The loopback driver failed to emit the change uevent when auto releasing
the device.  Fixed lo_release() to pass the bdev to loop_clr_fd() so it
can emit the event.

Signed-off-by: Phillip Susi <psusi@cfl.rr.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Ayan George <ayan@ayan.net>
Signed-off-by: Andrew Morton <akpm@google.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 drivers/block/loop.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index b336433..c2ce03c 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1583,7 +1583,7 @@ static int lo_release(struct gendisk *disk, fmode_t mode)
 		 * In autoclear mode, stop the loop thread
 		 * and remove configuration after last close.
 		 */
-		err = loop_clr_fd(lo, NULL);
+		err = loop_clr_fd(lo, lo->lo_device);
 		if (!err)
 			goto out_unlocked;
 	} else {
-- 
1.7.5.4

