linux-ext4 - [patch] ext4: memory leak on error in ext4

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Message-ID: <20150724110533.GA14424@mwanda>
Date:	Fri, 24 Jul 2015 14:05:33 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	"Theodore Ts'o" <tytso@....edu>, Jan Kara <jack@...e.com>
Cc:	Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-ext4@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [patch] ext4: memory leak on error in ext4_symlink()

We should release "sd" before returning.

Fixes: 0fa12ad1b285 ('ext4: Handle error from dquot_initialize()')
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index d3ff837..9f61e76 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3084,7 +3084,7 @@ static int ext4_symlink(struct inode *dir,
 
 	err = dquot_initialize(dir);
 	if (err)
-		return err;
+		goto err_free_sd;
 
 	if ((disk_link.len > EXT4_N_BLOCKS * 4)) {
 		/*
--
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