can: gs_usb: gs_can_open(): prevent memory leak

commit fb5be6a7b4 upstream.

In gs_can_open() if usb_submit_urb() fails the allocated urb should be
released.

Fixes: d08e973a77 ("can: gs_usb: Added support for the GS_USB CAN devices")
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Navid Emamdoost
2019-09-19 21:44:38 -05:00
committed by Greg Kroah-Hartman
parent d9510ea12a
commit b46a2067f3

View File

@@ -632,6 +632,7 @@ static int gs_can_open(struct net_device *netdev)
rc);
usb_unanchor_urb(urb);
usb_free_urb(urb);
break;
}