From 4f02439cb12d4399016e89a18ad025945239714b Mon Sep 17 00:00:00 2001
From: "Gustavo J. A. M. Carneiro" <gjc@inescporto.pt>
Date: Mon, 11 Feb 2008 14:46:44 +0000
Subject: [PATCH] Add the IPv4 header before deciding whether to drop packets. 
 Closes bug #135.

---
 src/internet-node/ipv4-l3-protocol.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/internet-node/ipv4-l3-protocol.cc b/src/internet-node/ipv4-l3-protocol.cc
index 3d66d2175..4d0285e58 100644
--- a/src/internet-node/ipv4-l3-protocol.cc
+++ b/src/internet-node/ipv4-l3-protocol.cc
@@ -639,6 +639,7 @@ Ipv4L3Protocol::SendRealOut (bool found,
   NS_LOG_FUNCTION;
   NS_LOG_PARAMS (this << found << &route << packet << &ipHeader);
 
+  packet->AddHeader (ipHeader);
   if (!found)
     {
       NS_LOG_WARN ("No route to host.  Drop.");
@@ -648,7 +649,6 @@ Ipv4L3Protocol::SendRealOut (bool found,
 
   NS_LOG_LOGIC ("Send via interface " << route.GetInterface ());
 
-  packet->AddHeader (ipHeader);
   Ptr<Ipv4Interface> outInterface = GetInterface (route.GetInterface ());
   NS_ASSERT (packet->GetSize () <= outInterface->GetMtu ());
   m_txTrace (packet, route.GetInterface ());