Subject: Re: [PATCH] ip_forward: Drop frames with attached skb->sk

From: Stephen Hemminger <[email-masked]>
Date: Mon, 13 Apr 2015 23:07:14 -0700

On Tue, 14 Apr 2015 07:52:04 +0200
Sebastian Poehn <[email-masked]> wrote:

>  
> +	/* this should happen neither */
> +	if (unlikely(skb->sk))
> +		goto drop;
> +

With gcc, all goto's are already treated as unlikely().