[PATCH] Fix loopback devices to emit uevent on auto release

From: Phillip Susi
Date: Mon Jun 27 2011 - 19:33:26 EST


commit 4d5498b2b400ee4781b25fa9fa219eadf11c1ef5
Author: Phillip Susi <psusi@xxxxxxxxxx>
Date: Mon Jun 27 18:55:00 2011 -0400

Fixed loopback device to 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.

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index dbf31ec..ba915ce 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1522,7 +1522,7 @@ 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 {

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