From: Johan Hovold johan@kernel.org
The driver was accessing its driver data after having freed it.
Fixes: 0024d8ad1639 ("can: usb_8dev: Add support for USB2CAN interface from 8 devices") Cc: stable stable@vger.kernel.org # 3.9 Cc: Bernd Krumboeck b.krumboeck@gmail.com Cc: Wolfgang Grandegger wg@grandegger.com Signed-off-by: Johan Hovold johan@kernel.org Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de --- drivers/net/can/usb/usb_8dev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c index d596a2ad7f78..8fa224b28218 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -996,9 +996,8 @@ static void usb_8dev_disconnect(struct usb_interface *intf) netdev_info(priv->netdev, "device disconnected\n");
unregister_netdev(priv->netdev); - free_candev(priv->netdev); - unlink_all_urbs(priv); + free_candev(priv->netdev); }
}