Merge branch 'vxlan-port'

Guangbin Huang says:

====================
net: vxlan: add macro definition for number of IANA VXLAN-GPE port

This series add macro definition for number of IANA VXLAN-GPE port for
cleanup.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

@@ -1302,7 +1302,7 @@ static bool hns3_tunnel_csum_bug(struct sk_buff *skb)
 	if (!(!skb->encapsulation &&
 	      (l4.udp->dest == htons(IANA_VXLAN_UDP_PORT) ||
 	      l4.udp->dest == htons(GENEVE_UDP_PORT) ||
-	      l4.udp->dest == htons(4790))))
+	      l4.udp->dest == htons(IANA_VXLAN_GPE_UDP_PORT))))
 		return false;
 
 	return true;

drivers/net/vxlan.c

@@ -3747,7 +3747,7 @@ static int vxlan_config_validate(struct net *src_net, struct vxlan_config *conf,
 
 	if (!conf->dst_port) {
 		if (conf->flags & VXLAN_F_GPE)
-			conf->dst_port = htons(4790); /* IANA VXLAN-GPE port */
+			conf->dst_port = htons(IANA_VXLAN_GPE_UDP_PORT);
 		else
 			conf->dst_port = htons(vxlan_port);
 	}

include/net/vxlan.h

@@ -10,6 +10,7 @@
 #include <net/nexthop.h>
 
 #define IANA_VXLAN_UDP_PORT     4789
+#define IANA_VXLAN_GPE_UDP_PORT 4790
 
 /* VXLAN protocol (RFC 7348) header:
  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+