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

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

From: Nicolas Dichtel <[email protected]>

[ 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 <[email protected]>
Signed-off-by: Nicolas Dichtel <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Kamal Mostafa <[email protected]>
---
 net/ipv6/ip6_gre.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 01ee297..bbb5ccd 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -790,7 +790,7 @@ static inline int ip6gre_xmit_ipv4(struct sk_buff *skb, 
struct net_device *dev)
                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);
 
@@ -840,7 +840,7 @@ static inline int ip6gre_xmit_ipv6(struct sk_buff *skb, 
struct net_device *dev)
                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)
-- 
1.9.1

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