Re: [PATCH net] net: nb8800: Fix SKB leak in nb8800_receive()

From: Måns Rullgård
Date: Sat Jul 16 2016 - 07:01:22 EST


Florian Fainelli <f.fainelli@xxxxxxxxx> writes:

> In case nb8800_receive() fails to allocate a fragment, we would leak the
> SKB freshly allocated and just return, instead, free it.
>
> Reported-by: coverity (CID 1341750)
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>

Acked-by: Mans Rullgard <mans@xxxxxxxxx>

> ---
> drivers/net/ethernet/aurora/nb8800.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c
> index 08a23e6b60e9..1a3555d03a96 100644
> --- a/drivers/net/ethernet/aurora/nb8800.c
> +++ b/drivers/net/ethernet/aurora/nb8800.c
> @@ -259,6 +259,7 @@ static void nb8800_receive(struct net_device *dev, unsigned int i,
> if (err) {
> netdev_err(dev, "rx buffer allocation failed\n");
> dev->stats.rx_dropped++;
> + dev_kfree_skb(skb);
> return;
> }
>
> --
> 2.7.4
>

--
Måns Rullgård