geneve: Set GSO type on transmit.

Geneve does not currently set the inner protocol type when
transmitting packets. This causes GSO segmentation to fail on NICs
that do not support Geneve offloading.

CC: Andy Zhou <azhou@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/geneve.c b/net/ipv4/geneve.c
index 065cd94c640c0c2a20cbf99c31cba588db54897e..6e5266cf403dae00a99f4a83e145563390928ddc 100644 (file)
--- a/net/ipv4/geneve.c
+++ b/net/ipv4/geneve.c
@@ -144,6 +144,8 @@ int geneve_xmit_skb(struct geneve_sock *gs, struct rtable *rt,
        gnvh = (struct genevehdr *)__skb_push(skb, sizeof(*gnvh) + opt_len);
        geneve_build_header(gnvh, tun_flags, vni, opt_len, opt);
 
+       skb_set_inner_protocol(skb, htons(ETH_P_TEB));
+
        return udp_tunnel_xmit_skb(gs->sock, rt, skb, src, dst,
                                   tos, ttl, df, src_port, dst_port, xnet);
 }