Fix typo in function call that was causing syncVlansFromTables() to

fail when the pool_daemon did a swapmod of the shared node experiment.

tbsetup/snmpit_stack.pm

@@ -2,7 +2,7 @@
 
 #
 # EMULAB-LGPL
-# Copyright (c) 2000-2009 University of Utah and the Flux Group.
+# Copyright (c) 2000-2010 University of Utah and the Flux Group.
 # Copyright (c) 2004-2009 Regents, University of California.
 # All rights reserved.
 #
@@ -797,7 +797,7 @@ sub removeSomePortsFromTrunk($$@) {
 
 	foreach my $port (@ports) {
 	    return 0
-		if (! $device->setVlanOnTrunks($port, 0, $vlan_number));
+		if (! $device->setVlansOnTrunk($port, 0, $vlan_number));
 	}
     }