Index: trunk/Ohana/src/opihi/pcontrol/CheckBusyJob.c
===================================================================
--- trunk/Ohana/src/opihi/pcontrol/CheckBusyJob.c	(revision 10651)
+++ trunk/Ohana/src/opihi/pcontrol/CheckBusyJob.c	(revision 10652)
@@ -12,4 +12,7 @@
      JOB_BUSY stack, and is linked to a host in the HOST_BUSY stack.  
      XXX need to check on state of HOST on return */
+
+  ASSERT (job, "job not set");
+  ASSERT (host, "host not set");
 
   ASSERT (host == (Host *) job[0].host, "invalid host");