From 96b2640b27be2feaf36eaeb0e963464b4cd7283f Mon Sep 17 00:00:00 2001
From: Ray Milkey <ray@opennetworking.org>
Date: Wed, 24 Jan 2018 16:45:51 -0800
Subject: [PATCH] SONAR suggestion - toString() should not return null

Change-Id: I9b31515b24052d60895ef2151609ea734ef18c3b
---
 utils/misc/src/main/java/org/onlab/packet/DHCPPacketType.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/misc/src/main/java/org/onlab/packet/DHCPPacketType.java b/utils/misc/src/main/java/org/onlab/packet/DHCPPacketType.java
index 2dad848586..c88b9073d1 100644
--- a/utils/misc/src/main/java/org/onlab/packet/DHCPPacketType.java
+++ b/utils/misc/src/main/java/org/onlab/packet/DHCPPacketType.java
@@ -80,7 +80,7 @@ public enum DHCPPacketType {
             break;
         }
 
-        return null;
+        return "";
     }
 
     public static DHCPPacketType getType(final int value) {