netdev - Re: [PATCH] bridge: fix netfilter/NF_BR_LOCAL_OUT for own, locally generated queries

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Message-ID: <20141102153733.GA23084@odroid>
Date:	Sun, 2 Nov 2014 16:37:33 +0100
From:	Linus Lüssing <linus.luessing@...3.blue>
To:	netdev@...r.kernel.org
Cc:	bridge@...ts.linux-foundation.org,
	Stephen Hemminger <stephen@...workplumber.org>,
	"David S. Miller" <davem@...emloft.net>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bridge: fix netfilter/NF_BR_LOCAL_OUT for own, locally
 generated queries

On Mon, Sep 22, 2014 at 01:32:44AM +0200, Linus Lüssing wrote:
> Ebtables on the OUTPUT chain (NF_BR_LOCAL_OUT) would not work as expected
> for both locally generated IGMP and MLD queries. The IP header specific
> filter options are off by 14 Bytes for netfilter (actual output on
> interfaces is fine).
> 
> NF_HOOK() expects the skb->data to point to the IP header, not the
> ethernet one (while dev_queue_xmit() does not). Luckily there is an
> br_dev_queue_push_xmit() helper function already - let's just use that.

bump
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