linux-kernel - Re: [PATCH] can: ems_usb: fix urb leaks on failure paths

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Date:	Mon, 09 Dec 2013 11:45:59 +0100
From:	Marc Kleine-Budde <mkl@...gutronix.de>
To:	Alexey Khoroshilov <khoroshilov@...ras.ru>
CC:	Wolfgang Grandegger <wg@...ndegger.com>,
	Oliver Hartkopp <socketcan@...tkopp.net>,
	linux-can@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org
Subject: Re: [PATCH] can: ems_usb: fix urb leaks on failure paths

On 12/07/2013 12:10 AM, Alexey Khoroshilov wrote:
> There are a couple failure paths where urb leaks.
> Is spare code within ems_usb_start_xmit(),
> usb_free_urb() should be used to deallocate urb instead of usb_unanchor_urb().
> In ems_usb_start() there is no usb_free_urb() if usb_submit_urb() fails.
> 
> Found by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Alexey Khoroshilov <khoroshilov@...ras.ru>

Applied to the can-tree.

Thx, Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
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