From: <gregkh@linuxfoundation.org>
To: <viro@ZenIV.linux.org.uk>, <axboe@fb.com>,
<bcache@linux.ewheeler.net>, <gregkh@linuxfoundation.org>,
<jschmid@suse.com>, <kmo@daterainc.com>,
<viro@zeniv.linux.org.uk>
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "bcache: fix a leak in bch_cached_dev_run()" has been added to the 4.4-stable tree
Date: Tue, 01 Mar 2016 05:38:42 +0000 [thread overview]
Message-ID: <145681072028243@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
bcache: fix a leak in bch_cached_dev_run()
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bcache-fix-a-leak-in-bch_cached_dev_run.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From 4d4d8573a8451acc9f01cbea24b7e55f04a252fe Mon Sep 17 00:00:00 2001
From: Al Viro <viro@ZenIV.linux.org.uk>
Date: Sun, 29 Nov 2015 17:20:59 -0800
Subject: bcache: fix a leak in bch_cached_dev_run()
From: Al Viro <viro@ZenIV.linux.org.uk>
commit 4d4d8573a8451acc9f01cbea24b7e55f04a252fe upstream.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Joshua Schmid <jschmid@suse.com>
Tested-by: Eric Wheeler <bcache@linux.ewheeler.net>
Cc: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/md/bcache/super.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -849,8 +849,11 @@ void bch_cached_dev_run(struct cached_de
buf[SB_LABEL_SIZE] = '\0';
env[2] = kasprintf(GFP_KERNEL, "CACHED_LABEL=%s", buf);
- if (atomic_xchg(&dc->running, 1))
+ if (atomic_xchg(&dc->running, 1)) {
+ kfree(env[1]);
+ kfree(env[2]);
return;
+ }
if (!d->c &&
BDEV_STATE(&dc->sb) != BDEV_STATE_NONE) {
Patches currently in stable-queue which might be from viro@ZenIV.linux.org.uk are
queue-4.4/bcache-fix-a-leak-in-bch_cached_dev_run.patch
reply other threads:[~2016-03-01 5:38 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=145681072028243@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=axboe@fb.com \
--cc=bcache@linux.ewheeler.net \
--cc=jschmid@suse.com \
--cc=kmo@daterainc.com \
--cc=stable-commits@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=viro@ZenIV.linux.org.uk \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).