[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 <yanhaishu...@cmss.chinamobile.com>
---
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