diff --git a/src/devices/p2p/p2p-net-device.cc b/src/devices/p2p/p2p-net-device.cc
index 1677e426a..3dcf57553 100644
--- a/src/devices/p2p/p2p-net-device.cc
+++ b/src/devices/p2p/p2p-net-device.cc
@@ -34,7 +34,8 @@ namespace ns3 {
 
 
 PointToPointNetDevice::PointToPointNetDevice(Node* node) : 
-  NetDevice(node, MacAddress("00:00:00:00:00:00"))
+  NetDevice(node, MacAddress("00:00:00:00:00:00")), m_phy(0), m_channel(0), 
+  m_queue(0)
 {
   NS_DEBUG ("PointToPointNetDevice::PointToPointNetDevice (" << node << ")");