From 93917411be8db5d21abf15c781dfa43c5cc6edf2 Mon Sep 17 00:00:00 2001
From: Yongqiang Yang <xiaoqiangnk@gmail.com>
Date: Sun, 22 May 2011 20:49:12 -0400
Subject: [PATCH] ext4: make ext4_split_extent() handle error correctly

Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Mingming Cao <cmm@us.ibm.com>
---
 fs/ext4/extents.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 5f243da..9a3844a 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2716,6 +2716,8 @@ static int ext4_split_extent(handle_t *handle,
 				       EXT4_EXT_MARK_UNINIT2;
 		err = ext4_split_extent_at(handle, inode, path,
 				map->m_lblk + map->m_len, split_flag1, flags1);
+		if (err)
+			goto out;
 	}
 
 	ext4_ext_drop_refs(path);
-- 
2.7.4