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@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 9138c32aa698..aa3ddb228f98 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -474,7 +474,8 @@ 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);