Commit 3c911608 authored Jan 31, 2013 by Eric Sandeen Committed by Chris Mason Feb 01, 2013

btrfs: don't try to notify udev about missing devices



If we remove a missing device, bdev is null, and if we
send that off to btrfs_kobject_uevent we'll panic.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

parent 57ba86c0

fs/btrfs/volumes.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1556,6 +1556,7 @@ int btrfs_rm_device(struct btrfs_root root, char device_path)
		ret = 0;

		/* Notify udev that device has changed */
		if (bdev)
		btrfs_kobject_uevent(bdev, KOBJ_CHANGE);

		error_brelse: