--- a/examples/matrix-topology/matrix-topology.cc	Mon Oct 18 22:02:03 2010 -0700
+++ b/examples/matrix-topology/matrix-topology.cc	Tue Oct 19 21:58:13 2010 -0700
@@ -169,8 +169,7 @@
         }
     }
   NS_LOG_INFO ("Number of links in the adjacency matrix is: " << linkCount);
-  uint32_t nNodes = nodes.GetN ();
-  NS_LOG_INFO ("Number of all nodes is: " << nNodes);
+  NS_LOG_INFO ("Number of all nodes is: " << nodes.GetN ());
 
   NS_LOG_INFO ("Initialize Global Routing.");
   Ipv4GlobalRoutingHelper::PopulateRoutingTables ();