From: David Miller <davem@davemloft.net>
To: mypopydev@gmail.com
Cc: kuznet@ms2.inr.ac.ru, jmorris@namei.org, yoshfuji@linux-ipv6.org,
netdev@vger.kernel.org
Subject: Re: [PATCH 1/1] ipv6 : ip6mr.c : Fix can't match the IPv6 multicast packets with input net device in netfilter FORWARD chain.
Date: Thu, 02 Aug 2012 16:20:15 -0700 (PDT) [thread overview]
Message-ID: <20120802.162015.2106150087918919160.davem@davemloft.net> (raw)
In-Reply-To: <1343912455-4444-1-git-send-email-mypopydev@gmail.com>
From: Jun Zhao <mypopydev@gmail.com>
Date: Thu, 2 Aug 2012 21:00:55 +0800
> Current kernel change the skb's net device with output device before netfilter FORWARD chain,
> that will lead to can't match the IPv6 multicast packets with input net device in netfilter
> FORWARD chain.
>
> the test case for reproduce this issue as follow:
>
> IPv6 multicast udp stream from eth0(input device) to eth1(output device)
Your change means we now can't match on the VIF device in this situation.
I'm not applying this patch, it breaks as much as it fixes.
next prev parent reply other threads:[~2012-08-02 23:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-02 13:00 [PATCH 1/1] ipv6 : ip6mr.c : Fix can't match the IPv6 multicast packets with input net device in netfilter FORWARD chain Jun Zhao
2012-08-02 23:20 ` David Miller [this message]
2012-08-03 6:10 ` Jun Zhao
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