any traffic on a tunnel resets lastrec, not just control messages

[l2tpns.git] / l2tpns.c

diff --git a/l2tpns.c b/l2tpns.c
index 6e0c7ee..3a7d851 100644 (file)
--- a/l2tpns.c
+++ b/l2tpns.c
@@ -4,7 +4,7 @@
 // Copyright (c) 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced
 // vim: sw=8 ts=8
 
-char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.128 2005/09/02 23:59:56 bodea Exp $";
+char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.129 2005/09/12 05:16:42 bodea Exp $";
 
 #include <arpa/inet.h>
 #include <assert.h>
@@ -1827,6 +1827,11 @@ void processudp(uint8_t *buf, int len, struct sockaddr_in *addr)
                return;
        }
        l -= (p - buf);
+
+       // used to time out old tunnels
+       if (t && tunnel[t].state == TUNNELOPEN)
+               tunnel[t].lastrec = time_now;
+
        if (*buf & 0x80)
        {                          // control
                uint16_t message = 0xFFFF;      // message type
@@ -1914,9 +1919,6 @@ void processudp(uint8_t *buf, int len, struct sockaddr_in *addr)
                        return;
                }
 
-               // This is used to time out old tunnels
-               tunnel[t].lastrec = time_now;
-
                // check sequence of this message
                {
                        int skip = tunnel[t].window; // track how many in-window packets are still in queue