From: David Sterba <dsterba@suse.cz>
Date: Tue, 29 Jul 2014 22:58:37 +0000 (+0200)
Subject: btrfs: fix error labels in init_btrfs_fs
X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ffb41b7e8579e46c46111a6da4a5f9b94e1608b;p=linux

btrfs: fix error labels in init_btrfs_fs

btrfs_interface_init rarely fails but we could leak the prelim_ref slab.

Signed-off-by: David Sterba <dsterba@suse.cz>
(cherry picked from commit af13b4922b057b4ebc7e2315a6f666ecb65890e4)
---

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 6ece31343936..42aaa73f3f90 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1999,11 +1999,11 @@ static int __init init_btrfs_fs(void)
 
 	err = btrfs_prelim_ref_init();
 	if (err)
-		goto free_prelim_ref;
+		goto free_delayed_ref;
 
 	err = btrfs_end_io_wq_init();
 	if (err)
-		goto free_delayed_ref;
+		goto free_prelim_ref;
 
 	err = btrfs_interface_init();
 	if (err)