All of lore.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: Theodore Ts'o <tytso@mit.edu>, Jan Kara <jack@suse.com>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
	linux-ext4@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] ext4: memory leak on error in ext4_symlink()
Date: Fri, 24 Jul 2015 11:05:33 +0000	[thread overview]
Message-ID: <20150724110533.GA14424@mwanda> (raw)

We should release "sd" before returning.

Fixes: 0fa12ad1b285 ('ext4: Handle error from dquot_initialize()')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.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)) {
 		/*

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: "Theodore Ts'o" <tytso@mit.edu>, Jan Kara <jack@suse.com>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
	linux-ext4@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] ext4: memory leak on error in ext4_symlink()
Date: Fri, 24 Jul 2015 14:05:33 +0300	[thread overview]
Message-ID: <20150724110533.GA14424@mwanda> (raw)

We should release "sd" before returning.

Fixes: 0fa12ad1b285 ('ext4: Handle error from dquot_initialize()')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.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)) {
 		/*

             reply	other threads:[~2015-07-24 11:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-24 11:05 Dan Carpenter [this message]
2015-07-24 11:05 ` [patch] ext4: memory leak on error in ext4_symlink() Dan Carpenter
2015-07-27 12:32 ` Jan Kara
2015-07-27 12:32   ` Jan Kara

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150724110533.GA14424@mwanda \
    --to=dan.carpenter@oracle.com \
    --cc=adilger.kernel@dilger.ca \
    --cc=jack@suse.com \
    --cc=kernel-janitors@vger.kernel.org \
    --cc=linux-ext4@vger.kernel.org \
    --cc=tytso@mit.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.