From a0dc9ea83ab0a8c4202aeab1b98ecb2ffe4d0b38 Mon Sep 17 00:00:00 2001
From: Tom Henderson <tomh@tomh.org>
Date: Thu, 5 Nov 2015 15:48:43 -0800
Subject: [PATCH] fix type mismatch and bounds checking

---
 src/internet/model/ip-l4-protocol.cc | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/internet/model/ip-l4-protocol.cc b/src/internet/model/ip-l4-protocol.cc
index 5fb3e2ef5..c956bdb7b 100644
--- a/src/internet/model/ip-l4-protocol.cc
+++ b/src/internet/model/ip-l4-protocol.cc
@@ -22,7 +22,7 @@
 // George F. Riley, Georgia Tech, Spring 2007
 
 #include "ip-l4-protocol.h"
-#include "ns3/uinteger.h"
+#include "ns3/integer.h"
 #include "ns3/log.h"
 
 namespace ns3 {
@@ -38,9 +38,10 @@ IpL4Protocol::GetTypeId (void)
     .SetParent<Object> ()
     .SetGroupName ("Internet")
     .AddAttribute ("ProtocolNumber", "The IP protocol number.",
-                   UintegerValue (0),
-                   MakeUintegerAccessor (&IpL4Protocol::GetProtocolNumber),
-                   MakeUintegerChecker<int> ())
+                   TypeId::ATTR_GET,
+                   IntegerValue (0),
+                   MakeIntegerAccessor (&IpL4Protocol::GetProtocolNumber),
+                   MakeIntegerChecker<int> (0,255))
   ;
   return tid;
 }