X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet_packet.c;h=a985390ca905ddbe70e737e94c97510b0208c1e1;hp=2856c616bb99b9cdb3cdbfe7ab363dec1e416795;hb=6834b882015a9323672e9fce8811aa4283f196f0;hpb=95d8811c2cef8bcde78e1f172f6c57c25cd487aa

diff --git a/src/net_packet.c b/src/net_packet.c
index 2856c616..a985390c 100644
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -599,23 +599,26 @@ void handle_incoming_vpn_data(void *arg) {
 
 		sockaddrunmap(&from);		/* Some braindead IPv6 implementations do stupid things. */
 
+		mutex_lock(&mutex);
 		n = lookup_node_udp(&from);
 
 		if(!n) {
 			n = try_harder(&from, &pkt);
 			if(n)
 				update_node_udp(n, &from);
-			else ifdebug(PROTOCOL) {
+		}
+
+		if(n) {
+			receive_udppacket(n, &pkt);
+		} else {
+			ifdebug(PROTOCOL) {
 				hostname = sockaddr2hostname(&from);
 				logger(LOG_WARNING, "Received UDP packet from unknown source %s", hostname);
 				free(hostname);
-				continue;
 			}
-			else
-				continue;
 		}
 
-		receive_udppacket(n, &pkt);
+		mutex_unlock(&mutex);
 	}
 }