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 3.14-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-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 4d4d8573a8451acc9f01cbea24b7e55f04a252fe Mon Sep 17 00:00:00 2001
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Sun, 29 Nov 2015 17:20:59 -0800
Subject: bcache: fix a leak in bch_cached_dev_run()
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
commit 4d4d8573a8451acc9f01cbea24b7e55f04a252fe upstream.
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Tested-by: Joshua Schmid <jschmid@xxxxxxxx>
Tested-by: Eric Wheeler <bcache@xxxxxxxxxxxxxxxxxx>
Cc: Kent Overstreet <kmo@xxxxxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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
@@ -884,8 +884,11 @@ 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@xxxxxxxxxxxxxxxxxx are
queue-3.14/bcache-fix-a-leak-in-bch_cached_dev_run.patch
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