From: Theodore Ts'o <tytso@mit.edu>
Date: Fri, 1 Nov 2013 03:00:24 +0000 (-0400)
Subject: ext4: avoid bh leak in retry path of ext4_expand_extra_isize_ea()
X-Git-Tag: firefly_0821_release~176^2~4973^2~5
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=dcb9917ba041866686fe152850364826c4622a36;p=firefly-linux-kernel-4.4.55.git

ext4: avoid bh leak in retry path of ext4_expand_extra_isize_ea()

Reported-by: Dave Jones <davej@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@vger.kernel.org
---

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 03e9bebba198..1423c4816a47 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1352,6 +1352,7 @@ retry:
 					new_extra_isize = s_min_extra_isize;
 					kfree(is); is = NULL;
 					kfree(bs); bs = NULL;
+					brelse(bh);
 					goto retry;
 				}
 				error = -1;