From 077c5a0948cc7b75032288bd37bd6641ef05da76 Mon Sep 17 00:00:00 2001 From: Tom Herbert Date: Mon, 29 Sep 2014 20:22:31 -0700 Subject: [PATCH] ipip: Set inner IP protocol in ipip Call skb_set_inner_ipproto to set inner IP protocol to IPPROTO_IPV4 before tunnel_xmit. This is needed if UDP encapsulation (fou) is being done. Signed-off-by: Tom Herbert Signed-off-by: David S. Miller --- net/ipv4/ipip.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index bfec31df8b21..ea88ab3102a8 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -224,6 +224,8 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev) if (IS_ERR(skb)) goto out; + skb_set_inner_ipproto(skb, IPPROTO_IPIP); + ip_tunnel_xmit(skb, dev, tiph, tiph->protocol); return NETDEV_TX_OK; -- 2.20.1