Improved message decoding performance
diff --git a/utils/netty/src/main/java/org/onlab/netty/Endpoint.java b/utils/netty/src/main/java/org/onlab/netty/Endpoint.java
index 1482db4..8ed86ae 100644
--- a/utils/netty/src/main/java/org/onlab/netty/Endpoint.java
+++ b/utils/netty/src/main/java/org/onlab/netty/Endpoint.java
@@ -11,6 +11,7 @@
     /**
      * Used for serialization.
      */
+    @SuppressWarnings("unused")
     private Endpoint() {
         port = 0;
         host = null;
@@ -67,4 +68,4 @@
         }
         return true;
     }
-}
+}
\ No newline at end of file