net: enable LCO for udp_tunnel_handle_offloads() users

The only protocol affected at present is Geneve.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/udp_tunnel.h

@@ -103,7 +103,8 @@ static inline struct sk_buff *udp_tunnel_handle_offloads(struct sk_buff *skb,
 {
 	int type = udp_csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
 
-	return iptunnel_handle_offloads(skb, udp_csum, type);
+	/* As we're a UDP tunnel, we support LCO, so don't need csum_help */
+	return iptunnel_handle_offloads(skb, false, type);
 }
 
 static inline void udp_tunnel_gro_complete(struct sk_buff *skb, int nhoff)