--- a/networkprotocols/tcpipv4v6prt/src/in_trans.cpp	Thu Apr 01 00:00:09 2010 +0300
+++ b/networkprotocols/tcpipv4v6prt/src/in_trans.cpp	Wed Apr 14 17:34:42 2010 +0300
@@ -755,8 +755,8 @@
 		iNext = NULL;
 		return aChain.Length();
 		}
-
-	p->Unlink();
+	if(p != NULL)
+	    p->Unlink();
 	aChain = iNext;
 	iNext = m;