don't log every strange packet coming to the UDP port

it's a sure way to fill up syslog.  Only log those if
debug level is up to PROTOCOL

diff --git a/src/net_packet.c b/src/net_packet.c
index de6ae55..a5fede1 100644 (file)
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -545,12 +545,14 @@ void handle_incoming_vpn_data(int sock)
                n = try_harder(&from, &pkt);
                if(n)
                        update_node_udp(n, &from);
-               else {
+               else ifdebug(PROTOCOL) {
                        hostname = sockaddr2hostname(&from);
                        logger(LOG_WARNING, _("Received UDP packet from unknown source %s"), hostname);
                        free(hostname);
                        return;
                }
+               else
+                       return;
        }
 
        receive_udppacket(n, &pkt);