From cc7f12f40748c96953af708f9cb9408d230a2892 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sat, 21 Aug 2010 21:58:51 +0000
Subject: [PATCH] stuff

---
 src/transport/gnunet-nat-client.c | 2 +-
 src/transport/gnunet-nat-server.c | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/transport/gnunet-nat-client.c b/src/transport/gnunet-nat-client.c
index d5e9492f6..1f88f7b8f 100644
--- a/src/transport/gnunet-nat-client.c
+++ b/src/transport/gnunet-nat-client.c
@@ -275,7 +275,7 @@ send_icmp_udp (const struct in_addr *my_ip,
   udp_pkt.src_port = htons(NAT_TRAV_PORT);
   udp_pkt.dst_port = htons(NAT_TRAV_PORT);
   udp_pkt.length = htons (port);
-  udp_pkt.crc = htons (port);
+  udp_pkt.crc = 0;
   memcpy(&packet[off], 
 	 &udp_pkt,
 	 sizeof(struct udp_header));
diff --git a/src/transport/gnunet-nat-server.c b/src/transport/gnunet-nat-server.c
index f9aceddc8..0bdd4108b 100644
--- a/src/transport/gnunet-nat-server.c
+++ b/src/transport/gnunet-nat-server.c
@@ -385,6 +385,9 @@ process_icmp_response ()
       return;
     }
   /* skip 2nd IP header */
+  memcpy (&ip_pkt,
+	  &buf[off], 
+	  sizeof (struct ip_header));
   off += sizeof (struct ip_header);
 
   switch (ip_pkt.proto)
@@ -415,7 +418,6 @@ process_icmp_response ()
       memcpy (&udp_pkt,
 	      &buf[off],
 	      sizeof (struct udp_header));
-      port = ntohs (udp_pkt.crc);
       port = ntohs (udp_pkt.length);
       break;
     default:   
-- 
2.25.1