--- a/master/domain.c	Mon Sep 29 10:17:33 2008 +0000
+++ b/master/domain.c	Tue Sep 30 07:34:55 2008 +0000
@@ -177,6 +177,7 @@
         domain->expected_working_counter = used[EC_DIR_INPUT];
     }
 
+    ec_datagram_zero(datagram);
     list_add_tail(&datagram->list, &domain->datagrams);
     return 0;
 }