X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fwireguard%2Fwireguard_input.c;h=f4d9132d9483297eaa5c3a58a221023166cdd2bb;hb=6a3f0ab2fdc22e6e5d0bb8306a0161132f6294e4;hp=22850b832b47ae5715e3ecc8cf208eb1b16500a6;hpb=503225c45832491b1a0374ad9db931aefc590d6f;p=vpp.git

diff --git a/src/plugins/wireguard/wireguard_input.c b/src/plugins/wireguard/wireguard_input.c
index 22850b832b4..f4d9132d948 100644
--- a/src/plugins/wireguard/wireguard_input.c
+++ b/src/plugins/wireguard/wireguard_input.c
@@ -837,8 +837,11 @@ wg_input_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
 
       if (PREDICT_FALSE (peer_idx && (last_peer_time_idx != peer_idx)))
 	{
-	  wg_peer_update_endpoint_from_mt (*peer_idx, &out_src_ip,
-					   out_udp_src_port);
+	  if (PREDICT_FALSE (
+		!ip46_address_is_equal (&peer->dst.addr, &out_src_ip) ||
+		peer->dst.port != out_udp_src_port))
+	    wg_peer_update_endpoint_from_mt (*peer_idx, &out_src_ip,
+					     out_udp_src_port);
 	  wg_timers_any_authenticated_packet_received_opt (peer, time);
 	  wg_timers_any_authenticated_packet_traversal (peer);
 	  last_peer_time_idx = peer_idx;
@@ -970,8 +973,11 @@ wg_input_post (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame,
 
       if (PREDICT_FALSE (peer_idx && (last_peer_time_idx != peer_idx)))
 	{
-	  wg_peer_update_endpoint_from_mt (*peer_idx, &out_src_ip,
-					   out_udp_src_port);
+	  if (PREDICT_FALSE (
+		!ip46_address_is_equal (&peer->dst.addr, &out_src_ip) ||
+		peer->dst.port != out_udp_src_port))
+	    wg_peer_update_endpoint_from_mt (*peer_idx, &out_src_ip,
+					     out_udp_src_port);
 	  wg_timers_any_authenticated_packet_received_opt (peer, time);
 	  wg_timers_any_authenticated_packet_traversal (peer);
 	  last_peer_time_idx = peer_idx;