NDP_HOP_LIMIT should be 255(10) instead of 0x255(16)

Change-Id: Ia718f353941fae492e7b3ca1f5c5b2aa142faf1b
diff --git a/utils/misc/src/main/java/org/onlab/packet/ndp/NeighborSolicitation.java b/utils/misc/src/main/java/org/onlab/packet/ndp/NeighborSolicitation.java
index 51018e4..d48edc9 100644
--- a/utils/misc/src/main/java/org/onlab/packet/ndp/NeighborSolicitation.java
+++ b/utils/misc/src/main/java/org/onlab/packet/ndp/NeighborSolicitation.java
@@ -38,7 +38,7 @@
 public class NeighborSolicitation extends BasePacket {
     public static final byte HEADER_LENGTH = 20; // bytes
     // Constants for NDP reply
-    protected static final byte NDP_HOP_LIMIT = (byte) 0x255;
+    protected static final byte NDP_HOP_LIMIT = (byte) 255;
     protected static final byte RESERVED_CODE = (byte) 0x0;
 
     protected byte[] targetAddress = new byte[Ip6Address.BYTE_LENGTH];