diff -r ad29a1078449 -r 78aebf841070 src/mem/packet.hh
--- a/src/mem/packet.hh	Sun Jun 28 17:27:21 2015 -0500
+++ b/src/mem/packet.hh	Mon Jun 29 01:17:15 2015 -0500
@@ -612,7 +612,7 @@
      * less than that of the original packet.  In this case the new
      * packet should allocate its own data.
      */
-    Packet(PacketPtr pkt, bool clear_flags, bool alloc_data)
+    Packet(const PacketPtr pkt, bool clear_flags, bool alloc_data)
         :  cmd(pkt->cmd), req(pkt->req),
            data(nullptr),
            addr(pkt->addr), _isSecure(pkt->_isSecure), size(pkt->size),