[PATCH] Unlock md devices when stopping them on reboot.

otherwise we get nasty messages about locks not being released.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 3ca3cfb03a7..ec802913f97 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5028,8 +5028,10 @@ static int md_notify_reboot(struct notifier_block *this,
                 printk(KERN_INFO "md: stopping all md devices.\n");
 
                 ITERATE_MDDEV(mddev,tmp)
-                        if (mddev_trylock(mddev))
+                        if (mddev_trylock(mddev)) {
                                 do_md_stop (mddev, 1);
+                                mddev_unlock(mddev);
+                        }
                 /*
                  * certain more exotic SCSI devices are known to be
                  * volatile wrt too early system reboots. While the