SONAR Suggestion - protected members in final classes are pointless

Change-Id: Ie34d86aecf181e73867a14864d75e0db8a8f48f3
diff --git a/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/ControllerTest.java b/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/ControllerTest.java
index b3bb8b1..335ebfb 100644
--- a/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/ControllerTest.java
+++ b/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/ControllerTest.java
@@ -60,7 +60,7 @@
     public static TemporaryFolder testFolder = new TemporaryFolder();
 
     Controller controller;
-    protected static final Logger log = LoggerFactory.getLogger(ControllerTest.class);
+    private static final Logger log = LoggerFactory.getLogger(ControllerTest.class);
 
     private class TestDriver extends DriverAdapter {
         @SuppressWarnings("unchecked")