ext4: release buffer in failed path in dx_probe()

If checksum fails, we should also release the buffer
read from previous iteration.

Signed-off-by: Guo Chao <yan@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>-
Cc: stable@vger.kernel.org
--
 fs/ext4/namei.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 8990165346ee..f8be1c288a1c 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -722,7 +722,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
                         ext4_warning(dir->i_sb, "Node failed checksum");
                         brelse(bh);
                         *err = ERR_BAD_DX_DIR;
-                        goto fail;
+                        goto fail2;
                 }
                 set_buffer_verified(bh);