Javadoc fixes

Change-Id: Id23ed2d576b2222194153be9d043ca5acafe67ae
diff --git a/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java b/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
index cd4d514..0758232 100644
--- a/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
+++ b/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
@@ -90,6 +90,7 @@
 
     /**
      * Tells controller that we're ready to accept ovsdb node loop.
+     * @throws InterruptedException if thread is interrupted
      */
     public void run() throws InterruptedException {
         initEventLoopGroup();