linux-kernel - Re: [PATCH can v2] can: gs_usb: gs_usb_receive_bulk

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Message-ID: <20260109-corgi-of-massive-art-abe72a-mkl@pengutronix.de>
Date: Fri, 9 Jan 2026 10:34:17 +0100
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Vincent Mailhol <mailhol@...nel.org>
Cc: kernel@...gutronix.de, linux-can@...r.kernel.org, 
	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH can v2] can: gs_usb: gs_usb_receive_bulk_callback(): fix
 URB memory leak

On 05.01.2026 13:35:54, Marc Kleine-Budde wrote:
> In gs_can_open(), the URBs for USB-in transfers are allocated, added to the
> parent->rx_submitted anchor and submitted. In the complete callback
> gs_usb_receive_bulk_callback(), the URB is processed and resubmitted. In
> gs_can_close() the URBs are freed by calling
> usb_kill_anchored_urbs(parent->rx_submitted).
>
> However, this does not take into account that the USB framework
> unanchors the URB before the close function is called. This means that
                               ^^^^^
                               complete

I've fixed it in my tree.

regards,
Marc

-- 
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