linux-kernel - Re: [irda-users] [PATCH] mcs7780 needs to free allocated rx buffer

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Date:	Sat, 13 Oct 2007 03:59:59 +0300
From:	Samuel Ortiz <samuel@...tiz.org>
To:	"hinko.kocevar@...rtapot.si" <hinko.kocevar@...rtapot.si>
Cc:	irda-users@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [irda-users] [PATCH] mcs7780 needs to free allocated rx buffer

Hi Hinko,

On Fri, Oct 12, 2007 at 02:36:46PM +0200, hinko.kocevar@...rtapot.si wrote:
> Hi,
> 
> While testing the mcs7780 based IrDA USB dongle I've stumbled upon
> memory leak in mcs_net_close(). Patch below fixes it.
Thanks for the fix. Applied to my local git, will push forward.

Cheers,
Samuel.


> Signed-off-by: Hinko Kocevar <hinko.kocevar@...rtapot.si>
> 
> Best regards,
> Hinko
> 
> ----
> 
> 

> --- linux-2.6.23/drivers/net/irda/mcs7780.c.orig	2007-10-12 14:02:55.000000000 +0200
> +++ linux-2.6.23/drivers/net/irda/mcs7780.c	2007-10-12 14:05:03.000000000 +0200
> @@ -678,6 +678,8 @@ static int mcs_net_close(struct net_devi
>  	/* Stop transmit processing */
>  	netif_stop_queue(netdev);
>  
> +	kfree_skb(mcs->rx_buff.skb);
> +
>  	/* kill and free the receive and transmit URBs */
>  	usb_kill_urb(mcs->rx_urb);
>  	usb_free_urb(mcs->rx_urb);

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