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From: <gregkh@linuxfoundation.org>
To: arturmolchanov@gmail.com, artur.molchanov@synesis.ru,
	fw@strlen.de, gregkh@linuxfoundation.org, pablo@netfilter.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "bridge: netfilter: Fix dropping packets that moving through bridge interface" has been added to the 4.9-stable tree
Date: Tue, 17 Jan 2017 14:05:07 +0100	[thread overview]
Message-ID: <148465830775145@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    bridge: netfilter: Fix dropping packets that moving through bridge interface

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     bridge-netfilter-fix-dropping-packets-that-moving-through-bridge-interface.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 14221cc45caad2fcab3a8543234bb7eda9b540d5 Mon Sep 17 00:00:00 2001
From: Artur Molchanov <arturmolchanov@gmail.com>
Date: Fri, 30 Dec 2016 19:46:36 +0300
Subject: bridge: netfilter: Fix dropping packets that moving through bridge interface

From: Artur Molchanov <arturmolchanov@gmail.com>

commit 14221cc45caad2fcab3a8543234bb7eda9b540d5 upstream.

Problem:
br_nf_pre_routing_finish() calls itself instead of
br_nf_pre_routing_finish_bridge(). Due to this bug reverse path filter drops
packets that go through bridge interface.

User impact:
Local docker containers with bridge network can not communicate with each
other.

Fixes: c5136b15ea36 ("netfilter: bridge: add and use br_nf_hook_thresh")
Signed-off-by: Artur Molchanov <artur.molchanov@synesis.ru>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 net/bridge/br_netfilter_hooks.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -399,7 +399,7 @@ bridged_dnat:
 				br_nf_hook_thresh(NF_BR_PRE_ROUTING,
 						  net, sk, skb, skb->dev,
 						  NULL,
-						  br_nf_pre_routing_finish);
+						  br_nf_pre_routing_finish_bridge);
 				return 0;
 			}
 			ether_addr_copy(eth_hdr(skb)->h_dest, dev->dev_addr);


Patches currently in stable-queue which might be from arturmolchanov@gmail.com are

queue-4.9/bridge-netfilter-fix-dropping-packets-that-moving-through-bridge-interface.patch

                 reply	other threads:[~2017-01-17 13:06 UTC|newest]

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