Make Logger instance final as SL4J suggests
diff --git a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
index 30b39a6..813f095 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
@@ -80,7 +80,7 @@
 									IOFSwitchListener, ILayer3InfoService,
 									IProxyArpService {
 	
-	private static Logger log = LoggerFactory.getLogger(BgpRoute.class);
+	private final static Logger log = LoggerFactory.getLogger(BgpRoute.class);
 
 	private IFloodlightProviderService floodlightProvider;
 	private ITopologyService topologyService;