linux-kernel - [PATCH 1/2] f2fs: release new entry page correctly in error path of f2fs

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Message-id: <001601cf8f73$7f4e4280$7deac780$@samsung.com>
Date:	Tue, 24 Jun 2014 14:13:13 +0800
From:	Chao Yu <chao2.yu@...sung.com>
To:	Jaegeuk Kim <jaegeuk@...nel.org>,
	Changman Lee <cm224.lee@...sung.com>
Cc:	linux-f2fs-devel@...ts.sourceforge.net,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] f2fs: release new entry page correctly in error path of
 f2fs_rename

This patch correct releasing code of new_page to avoid BUG_ON in error patch of
f2fs_rename.

Signed-off-by: Chao Yu <chao2.yu@...sung.com>
---
 fs/f2fs/namei.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 0d55517..f17e34c 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -475,7 +475,8 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	return 0;
 
 put_out_dir:
-	f2fs_put_page(new_page, 1);
+	kunmap(new_page);
+	f2fs_put_page(new_page, 0);
 out_dir:
 	if (old_dir_entry) {
 		kunmap(old_dir_page);
-- 
1.7.9.5


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