[PATCH v2 2/2] ip6_gre: Set flowi6_proto as IPPROTO_GRE in xmit path.

[Haishuang Yan]

In gre6 xmit path, we are sending a GRE packet, so set fl6 proto
to IPPROTO_GRE properly.

Signed-off-by: Haishuang Yan <yanhaishuang@xxxxxxxxxxxxxxxxxxxx>
---
Changes in v2:
  - Initialize the flow protocol in ip6gre_tnl_link_config
---
 net/ipv6/ip6_gre.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 8ea5a4d..e706621 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -712,6 +712,7 @@ static void ip6gre_tnl_link_config(struct ip6_tnl *t, int set_mtu)
 	fl6->daddr = p->raddr;
 	fl6->flowi6_oif = p->link;
 	fl6->flowlabel = 0;
+	fl6->flowi6_proto = IPPROTO_GRE;
 
 	if (!(p->flags&IP6_TNL_F_USE_ORIG_TCLASS))
 		fl6->flowlabel |= IPV6_TCLASS_MASK & p->flowinfo;
-- 
1.8.3.1