From 0da7b9f3d40e0e54728bc626ec4826d741f2fa29 Mon Sep 17 00:00:00 2001
From: Tom Henderson <tomh@tomh.org>
Date: Thu, 1 Sep 2016 16:24:39 -0700
Subject: [PATCH] wifi:  copy Packet to allow multiple devices to modify

---
 src/wifi/model/spectrum-wifi-phy.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wifi/model/spectrum-wifi-phy.cc b/src/wifi/model/spectrum-wifi-phy.cc
index b2aecc150..c0df668c5 100644
--- a/src/wifi/model/spectrum-wifi-phy.cc
+++ b/src/wifi/model/spectrum-wifi-phy.cc
@@ -407,7 +407,7 @@ SpectrumWifiPhy::StartRx (Ptr<SpectrumSignalParameters> rxParams)
     }
 
   NS_LOG_INFO ("Received Wi-Fi signal");
-  Ptr<Packet> packet = wifiRxParams->packet;
+  Ptr<Packet> packet = wifiRxParams->packet->Copy ();
   WifiPhyTag tag;
   bool found = packet->PeekPacketTag (tag);
   if (!found)