Commit 76719868 authored Jul 18, 2013 by Alexey Khoroshilov Committed by Marc Kleine-Budde Jul 19, 2013

can: usb_8dev: fix urb leak on failure path in usb_8dev_start()



If usb_8dev_start() fails to submit urb,
it unanchors the urb but forgets to free it.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

parent 233a26e8

drivers/net/can/usb/usb_8dev.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -779,6 +779,7 @@ static int usb_8dev_start(struct usb_8dev_priv *priv)
		usb_unanchor_urb(urb);
		usb_free_coherent(priv->udev, RX_BUFFER_SIZE, buf,
		urb->transfer_dma);
		usb_free_urb(urb);
		break;
		}