This is a note to let you know that I've just added the patch titled [media] xc2028: unlock on error in xc2028_set_config() to the 3.18-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: xc2028-unlock-on-error-in-xc2028_set_config.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 210bd104c6acd31c3c6b8b075b3f12d4a9f6b60d Mon Sep 17 00:00:00 2001 From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Date: Wed, 3 Feb 2016 13:34:00 -0200 Subject: [media] xc2028: unlock on error in xc2028_set_config() From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> commit 210bd104c6acd31c3c6b8b075b3f12d4a9f6b60d upstream. We have to unlock before returning -ENOMEM. Fixes: 8dfbcc4351a0 ('[media] xc2028: avoid use after free') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/media/tuners/tuner-xc2028.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/drivers/media/tuners/tuner-xc2028.c +++ b/drivers/media/tuners/tuner-xc2028.c @@ -1407,8 +1407,10 @@ static int xc2028_set_config(struct dvb_ memcpy(&priv->ctrl, p, sizeof(priv->ctrl)); if (p->fname) { priv->ctrl.fname = kstrdup(p->fname, GFP_KERNEL); - if (priv->ctrl.fname == NULL) - return -ENOMEM; + if (priv->ctrl.fname == NULL) { + rc = -ENOMEM; + goto unlock; + } } /* @@ -1440,6 +1442,7 @@ static int xc2028_set_config(struct dvb_ } else priv->state = XC2028_WAITING_FIRMWARE; } +unlock: mutex_unlock(&priv->lock); return rc; Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are queue-3.18/xc2028-unlock-on-error-in-xc2028_set_config.patch