From 7e4b918750b494b68e24222dea5f7d85e90db022 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 1 Nov 2013 07:34:40 -0300
Subject: [PATCH] [media] cx231xx: use after free on error path in probe

We dereference "dev" after it has already been freed.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
---
 drivers/media/usb/cx231xx/cx231xx-cards.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index e9d017bea377..528cce958a82 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -1412,8 +1412,8 @@ err_v4l2:
 	usb_set_intfdata(interface, NULL);
 err_if:
 	usb_put_dev(udev);
-	kfree(dev);
 	clear_bit(dev->devno, &cx231xx_devused);
+	kfree(dev);
 	return retval;
 }