From 906a9748b57be496df155d2d4d22826bff6528bc Mon Sep 17 00:00:00 2001
From: Tom Henderson <tomh@tomh.org>
Date: Sun, 30 Dec 2007 19:36:44 -0800
Subject: [PATCH] fix bug in PacketSink

---
 src/applications/packet-sink/packet-sink.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/applications/packet-sink/packet-sink.cc b/src/applications/packet-sink/packet-sink.cc
index 9fe6ab925..12a5515b9 100644
--- a/src/applications/packet-sink/packet-sink.cc
+++ b/src/applications/packet-sink/packet-sink.cc
@@ -85,7 +85,7 @@ void PacketSink::StartApplication()    // Called at time specified by Start
 
 void PacketSink::StopApplication()     // Called at time specified by Stop
 {
-  if (!m_socket) 
+  if (m_socket) 
     {
       m_socket->SetRecvCallback (MakeNullCallback<void, Ptr<Socket>, 
         Ptr<Packet>, const Address &> ());