Fix checkStatus function in drivers

Change-Id: I62f521ea2a1f643fa69375a4655fa028232901a3
diff --git a/TestON/tests/CHO/CHOtest/dependencies/CHOtestFunctions.py b/TestON/tests/CHO/CHOtest/dependencies/CHOtestFunctions.py
index 7441a5b..c8d40ac 100644
--- a/TestON/tests/CHO/CHOtest/dependencies/CHOtestFunctions.py
+++ b/TestON/tests/CHO/CHOtest/dependencies/CHOtestFunctions.py
@@ -140,7 +140,7 @@
         for e in range( int( main.numCtrls ) ):
             main.log.info( "Checking link number on ONOS%s" % (e+1) )
             topology_output = main.CLIs[e].topology()
-            linkResultIndividual = main.ONOSbench.checkStatus( topology_output,
+            linkResultIndividual = main.ONOScli1.checkStatus( topology_output,
                                                                main.numMNswitches,
                                                                str( linkNum ) )
             if not linkResultIndividual: