X-Git-Url: https://www.tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnet_packet.c;h=9baaf4c8be4854bbe4bd3f1f7d1738fd46a2383e;hb=e5b9bd324cc24355956e9e59e5ec2df72cf9d469;hp=ee2b316b6cd12d9459ac9a18adc0393ecdb9271d;hpb=70e1e467f93f885da3e49289e96757d5cd2ae5ba;p=tinc

diff --git a/src/net_packet.c b/src/net_packet.c
index ee2b316b..9baaf4c8 100644
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -152,11 +152,11 @@ static void udp_probe_h(node_t *n, vpn_packet_t *packet, length_t len) {
 		len = ntohs(len16);
 	}
 
-	if (n->udp_ping_sent.tv_sec != 0) { // a probe in flight
+	if(n->udp_ping_sent.tv_sec != 0) {  // a probe in flight
 		gettimeofday(&now, NULL);
 		struct timeval rtt;
 		timersub(&now, &n->udp_ping_sent, &rtt);
-		n->udp_ping_rtt = rtt.tv_sec*1000000 + rtt.tv_usec;
+		n->udp_ping_rtt = rtt.tv_sec * 1000000 + rtt.tv_usec;
 		logger(DEBUG_TRAFFIC, LOG_INFO, "Got type %d UDP probe reply %d from %s (%s) rtt=%d.%03d", DATA(packet)[0], len, n->name, n->hostname, n->udp_ping_rtt / 1000, n->udp_ping_rtt % 1000);
 	} else {
 		logger(DEBUG_TRAFFIC, LOG_INFO, "Got type %d UDP probe reply %d from %s (%s)", DATA(packet)[0], len, n->name, n->hostname);
@@ -462,7 +462,10 @@ static bool receive_udppacket(node_t *n, vpn_packet_t *inpkt) {
 
 		inpkt = outpkt;
 
-		origlen -= MTU / 64 + 20;
+		if (origlen > MTU / 64 + 20)
+			origlen -= MTU / 64 + 20;
+		else
+			origlen = 0;
 	}
 
 	if(inpkt->len > n->maxrecentlen) {