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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org,
	Matthieu Ternisien dOuville <matthieu.tdo@6wind.com>,
	Nicolas Dichtel <nicolas.dichtel@6wind.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: [PATCH 3.10 10/16] ip6_gre: fix flowi6_proto value in xmit path
Date: Mon, 13 Oct 2014 04:24:07 +0200	[thread overview]
Message-ID: <20141013022341.835931831@linuxfoundation.org> (raw)
In-Reply-To: <20141013022341.386913672@linuxfoundation.org>

3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Nicolas Dichtel <nicolas.dichtel@6wind.com>

[ Upstream commit 3be07244b7337760a3269d56b2f4a63e72218648 ]

In xmit path, we build a flowi6 which will be used for the output route lookup.
We are sending a GRE packet, neither IPv4 nor IPv6 encapsulated packet, thus the
protocol should be IPPROTO_GRE.

Fixes: c12b395a4664 ("gre: Support GRE over IPv6")
Reported-by: Matthieu Ternisien d'Ouville <matthieu.tdo@6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 net/ipv6/ip6_gre.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -787,7 +787,7 @@ static inline int ip6gre_xmit_ipv4(struc
 		encap_limit = t->parms.encap_limit;
 
 	memcpy(&fl6, &t->fl.u.ip6, sizeof(fl6));
-	fl6.flowi6_proto = IPPROTO_IPIP;
+	fl6.flowi6_proto = IPPROTO_GRE;
 
 	dsfield = ipv4_get_dsfield(iph);
 
@@ -837,7 +837,7 @@ static inline int ip6gre_xmit_ipv6(struc
 		encap_limit = t->parms.encap_limit;
 
 	memcpy(&fl6, &t->fl.u.ip6, sizeof(fl6));
-	fl6.flowi6_proto = IPPROTO_IPV6;
+	fl6.flowi6_proto = IPPROTO_GRE;
 
 	dsfield = ipv6_get_dsfield(ipv6h);
 	if (t->parms.flags & IP6_TNL_F_USE_ORIG_TCLASS)



  parent reply	other threads:[~2014-10-13  2:24 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-13  2:23 [PATCH 3.10 00/16] 3.10.58-stable review Greg Kroah-Hartman
2014-10-13  2:23 ` [PATCH 3.10 01/16] myri10ge: check for DMA mapping errors Greg Kroah-Hartman
2014-10-13  2:23 ` [PATCH 3.10 02/16] sit: Fix ipip6_tunnel_lookup device matching criteria Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 03/16] tcp: fix tcp_release_cb() to dispatch via address family for mtu_reduced() Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 04/16] packet: handle too big packets for PACKET_V3 Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 05/16] openvswitch: fix panic with multiple vlan headers Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 06/16] l2tp: fix race while getting PMTU on PPP pseudo-wire Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 07/16] tg3: Work around HW/FW limitations with vlan encapsulated frames Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 08/16] tg3: Allow for recieve of full-size 8021AD frames Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 09/16] hyperv: Fix a bug in netvsc_start_xmit() Greg Kroah-Hartman
2014-10-13  2:24 ` Greg Kroah-Hartman [this message]
2014-10-13  2:24 ` [PATCH 3.10 11/16] sctp: handle association restarts when the socket is closed Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 12/16] tcp: fixing TLPs FIN recovery Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 13/16] ipv6: reallocate addrconf router for ipv6 address when lo device up Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 14/16] USB: Add device quirk for ASUS T100 Base Station keyboard Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 15/16] USB: serial: cp210x: added Ketra N1 wireless interface support Greg Kroah-Hartman
2014-10-13  2:24 ` [PATCH 3.10 16/16] USB: cp210x: add support for Seluxit USB dongle Greg Kroah-Hartman
2014-10-13 15:17 ` [PATCH 3.10 00/16] 3.10.58-stable review Guenter Roeck
2014-10-13 20:31 ` Shuah Khan

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