netdev - Re: [PATCH net-next v1] ipvlan: Initial check-in of the IPVLAN driver.

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Date:	Thu, 13 Nov 2014 23:16:59 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Mahesh Bandewar <maheshb@...gle.com>
Cc:	netdev <netdev@...r.kernel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Maciej Zenczykowski <maze@...gle.com>,
	Laurent Chavey <chavey@...gle.com>,
	Tim Hockin <thockin@...gle.com>,
	David Miller <davem@...emloft.net>,
	Brandon Philips <brandon.philips@...eos.com>,
	Pavel Emelianov <xemul@...allels.com>
Subject: Re: [PATCH net-next v1] ipvlan: Initial check-in of the IPVLAN
 driver.

On Thu, 2014-11-13 at 22:29 -0800, Mahesh Bandewar wrote:

> +int ipvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev)
> +{
> +	struct ipvl_dev *ipvlan = netdev_priv(dev);
> +	struct ipvl_port *port = ipvlan_port_get_rcu(ipvlan->phy_dev);
> +
> +	if (!port)
> +		goto out;
> +
> +	if (unlikely(!pskb_may_pull(skb, sizeof(struct ethhdr))))
> +		goto out;
> +
> +	switch(port->mode) {
> +	case IPVLAN_MODE_L2:
> +		return ipvlan_xmit_mode_l2(skb, dev);
> +	case IPVLAN_MODE_L3:
> +		return ipvlan_xmit_mode_l3(skb, dev);
> +	}
> +
> +	/* Should not reach here */
> +	BUG();
> +out:
> +	return RX_HANDLER_ANOTHER;
> +}

RX_HANDLER_ANOTHER makes no sense here...

Also you are leaking skb.

kfree_skb(skb);
return NET_XMIT_DROP;



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