linux-ext4 - [PATCH] ext4:Make ext4_split_extent() handle error correctly.

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Message-ID: <BANLkTintPx6Tugitnodou++sLR1m6SOunA@mail.gmail.com>
Date:	Sat, 14 May 2011 15:05:05 +0800
From:	Yongqiang Yang <xiaoqiangnk@...il.com>
To:	"Ted Ts'o" <tytso@....edu>
Cc:	Mingming Cao <cmm@...ibm.com>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: [PATCH] ext4:Make ext4_split_extent() handle error correctly.

Signed-off-by: Yongqiang Yang <xiaoqiangnk@...il.com>
---
 fs/ext4/extents.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index e363f21..b7b667f 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);
-- 
1.7.5.1

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