From: Hao Chen <chenhao288@hisilicon.com>
Date: Sat, 27 Nov 2021 09:34:04 +0000 (+0800)
Subject: net: vxlan: add macro definition for number of IANA VXLAN-GPE port
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ed618bd80947fa8d9644baf8ac18cb2a02223a5e;p=linux.git

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

Add macro definition for number of IANA VXLAN-GPE port for generic use.

Signed-off-by: Hao Chen <chenhao288@hisilicon.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index fecff0a466128..359d16780dbbc 100644
--- a/drivers/net/vxlan.c
+++ b/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);
 	}
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 08537aa14f7c3..5a934bebe6307 100644
--- a/include/net/vxlan.h
+++ b/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:
  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+