From: David Sterba <dsterba@suse.cz>
Date: Mon, 25 Apr 2011 23:43:52 +0000 (-0400)
Subject: btrfs: add missing spin_unlock to a rare exit path
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=cfece4db110dacfd6b4b87b912c59e77e6846fc0;p=openwrt%2Fstaging%2Fblogic.git

btrfs: add missing spin_unlock to a rare exit path

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index ef6865c17cd6..fe5aec9b3924 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2903,6 +2903,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
 
 	spin_lock(&delayed_refs->lock);
 	if (delayed_refs->num_entries == 0) {
+		spin_unlock(&delayed_refs->lock);
 		printk(KERN_INFO "delayed_refs has NO entry\n");
 		return ret;
 	}