iptunnels: remove net arg from iptunnel_xmit()

This argument is not used, let's remove it.
Signed-off-by: NNicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/vxlan.c

@@ -1528,8 +1528,7 @@ int vxlan_xmit_skb(struct net *net, struct vxlan_sock *vs,
 	if (err)
 		return err;
 
-	return iptunnel_xmit(net, rt, skb, src, dst,
-			IPPROTO_UDP, tos, ttl, df);
+	return iptunnel_xmit(rt, skb, src, dst, IPPROTO_UDP, tos, ttl, df);
 }
 EXPORT_SYMBOL_GPL(vxlan_xmit_skb);
 

include/net/ip_tunnels.h

@@ -146,8 +146,7 @@ static inline u8 ip_tunnel_ecn_encap(u8 tos, const struct iphdr *iph,
 }
 
 int iptunnel_pull_header(struct sk_buff *skb, int hdr_len, __be16 inner_proto);
-int iptunnel_xmit(struct net *net, struct rtable *rt,
-		  struct sk_buff *skb,
+int iptunnel_xmit(struct rtable *rt, struct sk_buff *skb,
 		  __be32 src, __be32 dst, __u8 proto,
 		  __u8 tos, __u8 ttl, __be16 df);
 

net/ipv4/ip_tunnel.c

@@ -654,8 +654,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
 		}
 	}
 
-	err = iptunnel_xmit(tunnel->net, rt, skb,
-			    fl4.saddr, fl4.daddr, protocol,
+	err = iptunnel_xmit(rt, skb, fl4.saddr, fl4.daddr, protocol,
 			    ip_tunnel_ecn_encap(tos, inner_iph, skb), ttl, df);
 	iptunnel_xmit_stats(err, &dev->stats, dev->tstats);
 

net/ipv4/ip_tunnel_core.c

@@ -46,8 +46,7 @@
 #include <net/netns/generic.h>
 #include <net/rtnetlink.h>
 
-int iptunnel_xmit(struct net *net, struct rtable *rt,
-		  struct sk_buff *skb,
+int iptunnel_xmit(struct rtable *rt, struct sk_buff *skb,
 		  __be32 src, __be32 dst, __u8 proto,
 		  __u8 tos, __u8 ttl, __be16 df)
 {

net/ipv6/sit.c

@@ -888,8 +888,8 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 		ttl = iph6->hop_limit;
 	tos = INET_ECN_encapsulate(tos, ipv6_get_dsfield(iph6));
 
-	err = iptunnel_xmit(dev_net(dev), rt, skb, fl4.saddr, fl4.daddr,
-			    IPPROTO_IPV6, tos, ttl, df);
+	err = iptunnel_xmit(rt, skb, fl4.saddr, fl4.daddr, IPPROTO_IPV6, tos,
+			    ttl, df);
 	iptunnel_xmit_stats(err, &dev->stats, dev->tstats);
 	return NETDEV_TX_OK;
 

net/openvswitch/vport-gre.c

@@ -176,7 +176,7 @@ static int gre_tnl_send(struct vport *vport, struct sk_buff *skb)
 
 	skb->local_df = 1;
 
-	return iptunnel_xmit(net, rt, skb, fl.saddr,
+	return iptunnel_xmit(rt, skb, fl.saddr,
 			     OVS_CB(skb)->tun_key->ipv4_dst, IPPROTO_GRE,
 			     OVS_CB(skb)->tun_key->ipv4_tos,
 			     OVS_CB(skb)->tun_key->ipv4_ttl, df);