linux-ext4 - [PATCH] ext4: release bh in make_indexed

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Message-ID: <1475170590.1830.13.camel@gmail.com>
Date:   Fri, 30 Sep 2016 01:36:30 +0800
From:   gmail <yngsion@...il.com>
To:     linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org
Cc:     tytso@....edu, jack@...e.cz
Subject: [PATCH] ext4: release bh in make_indexed_dir

The commit 6050d47adcad
("ext4: bail out from make_indexed_dir() on first error")
miss to release bh in make_indexed_dir.

Signed-off-by: yangsheng <yngsion@...il.com>
---
 fs/ext4/namei.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 38ca0fe..465f960 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2058,19 +2058,18 @@ static int make_indexed_dir(handle_t *handle, struct ext4_filename *fname,
 		retval = PTR_ERR(de);
 		goto out_frames;
 	}
-	dx_release(frames);
 
 	retval = add_dirent_to_buf(handle, fname, dir, inode, de, bh);
-	brelse(bh);
-	return retval;
 out_frames:
 	/*
 	 * Even if the block split failed, we have to properly write
 	 * out all the changes we did so far. Otherwise we can end up
 	 * with corrupted filesystem.
 	 */
-	ext4_mark_inode_dirty(handle, dir);
+	if (retval)
+		ext4_mark_inode_dirty(handle, dir);
 	dx_release(frames);
+	brelse(bh);
 	return retval;
 }
 


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