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

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Message-ID: <1428992320.6812.20.camel@googlemail.com>
Date:	Tue, 14 Apr 2015 08:18:40 +0200
From:	Sebastian Poehn <sebastian.poehn@...il.com>
To:	Stephen Hemminger <stephen@...workplumber.org>
Cc:	Sebastian Poehn <sebastian.poehn@...il.com>,
	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	fw@...len.de, eric.dumazet@...il.com
Subject: Re: [PATCH] ip_forward: Drop frames with attached skb->sk

On Mon, 2015-04-13 at 23:07 -0700, Stephen Hemminger wrote:
> On Tue, 14 Apr 2015 07:52:04 +0200
> Sebastian Poehn <sebastian.poehn@...il.com> wrote:
> 
> >  
> > +	/* this should happen neither */
> > +	if (unlikely(skb->sk))
> > +		goto drop;
> > +
> 
> With gcc, all goto's are already treated as unlikely().

Thanks for that recommendation. But before I re-cook: What about Clang
and ICC?


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