diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/alpha/backdoor.cc
--- a/src/dev/alpha/backdoor.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/alpha/backdoor.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -111,7 +111,6 @@
 
     Addr daddr = pkt->getAddr() - pioAddr;
 
-    pkt->allocate();
     pkt->makeAtomicResponse();
 
     switch (pkt->getSize())
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/alpha/tsunami_cchip.cc
--- a/src/dev/alpha/tsunami_cchip.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/alpha/tsunami_cchip.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -83,7 +83,6 @@
     Addr regnum = (pkt->getAddr() - pioAddr) >> 6;
     Addr daddr = (pkt->getAddr() - pioAddr);
 
-    pkt->allocate();
     switch (pkt->getSize()) {
 
       case sizeof(uint64_t):
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/alpha/tsunami_io.cc
--- a/src/dev/alpha/tsunami_io.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/alpha/tsunami_io.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -96,8 +96,6 @@
     DPRINTF(Tsunami, "io read  va=%#x size=%d IOPorrt=%#x\n", pkt->getAddr(),
             pkt->getSize(), daddr);
 
-    pkt->allocate();
-
     if (pkt->getSize() == sizeof(uint8_t)) {
         switch(daddr) {
           // PIC1 mask read
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/alpha/tsunami_pchip.cc
--- a/src/dev/alpha/tsunami_pchip.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/alpha/tsunami_pchip.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -72,7 +72,6 @@
 {
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
 
-    pkt->allocate();
     Addr daddr = (pkt->getAddr() - pioAddr) >> 6;;
     assert(pkt->getSize() == sizeof(uint64_t));
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/a9scu.cc
--- a/src/dev/arm/a9scu.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/a9scu.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -55,7 +55,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     switch(daddr) {
       case Control:
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/amba_device.cc
--- a/src/dev/arm/amba_device.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/amba_device.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -76,8 +76,6 @@
     if (daddr < AMBA_PER_ID0 || daddr > AMBA_CEL_ID3)
         return false;
 
-    pkt->allocate();
-
     int byte = (daddr - AMBA_PER_ID0) << 1;
     // Too noisy right now
     DPRINTF(AMBA, "Returning %#x for offset %#x(%d)\n",
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/amba_fake.cc
--- a/src/dev/arm/amba_fake.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/amba_fake.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -57,7 +57,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     DPRINTF(AMBA, " read register %#x\n", daddr);
 
@@ -74,7 +73,6 @@
 {
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     if (!params()->ignore_access)
         panic("Tried to write AmbaFake at offset %#x that doesn't exist\n", daddr);
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/energy_ctrl.cc
--- a/src/dev/arm/energy_ctrl.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/energy_ctrl.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -64,7 +64,6 @@
 {
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
-    pkt->allocate();
 
     Addr daddr = pkt->getAddr() - pioAddr;
     assert((daddr & 3) == 0);
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/gic_pl390.cc
--- a/src/dev/arm/gic_pl390.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/gic_pl390.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -150,7 +150,6 @@
 Pl390::readDistributor(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - distAddr;
-    pkt->allocate();
 
     int ctx_id = pkt->req->contextId();
 
@@ -284,7 +283,6 @@
 Pl390::readCpu(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - cpuAddr;
-    pkt->allocate();
 
     assert(pkt->req->hasContextId());
     int ctx_id = pkt->req->contextId();
@@ -369,7 +367,6 @@
 Pl390::readMsix(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - msixRegAddr;
-    pkt->allocate();
 
     DPRINTF(GIC, "Gic MSIX read register %#x\n", daddr);
 
@@ -390,7 +387,6 @@
 Pl390::writeDistributor(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - distAddr;
-    pkt->allocate();
 
     assert(pkt->req->hasContextId());
     int ctx_id = pkt->req->contextId();
@@ -531,7 +527,6 @@
 Pl390::writeCpu(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - cpuAddr;
-    pkt->allocate();
 
     assert(pkt->req->hasContextId());
     int ctx_id = pkt->req->contextId();
@@ -586,7 +581,6 @@
 Pl390::writeMsix(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - msixRegAddr;
-    pkt->allocate();
 
     DPRINTF(GIC, "Gic MSI-X write register %#x data %d\n",
                  daddr, pkt->get<uint32_t>());
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/hdlcd.cc
--- a/src/dev/arm/hdlcd.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/hdlcd.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -104,8 +104,6 @@
             pkt->getAddr() < pioAddr + pioSize &&
             pkt->getSize() == 4);
 
-    pkt->allocate();
-
     switch (daddr) {
       case Version:
         data = version;
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/kmi.cc
--- a/src/dev/arm/kmi.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/kmi.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -69,8 +69,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
-
 
     uint32_t data = 0;
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/pl011.cc
--- a/src/dev/arm/pl011.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/pl011.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -64,7 +64,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     DPRINTF(Uart, " read register %#x size=%d\n", daddr, pkt->getSize());
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/pl111.cc
--- a/src/dev/arm/pl111.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/pl111.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -104,7 +104,6 @@
            pkt->getAddr() < pioAddr + pioSize);
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     DPRINTF(PL111, " read register %#x size=%d\n", daddr, pkt->getSize());
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/rtc_pl031.cc
--- a/src/dev/arm/rtc_pl031.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/rtc_pl031.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -62,7 +62,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     uint32_t data;
 
     DPRINTF(Timer, "Reading from RTC at offset: %#x\n", daddr);
@@ -125,7 +124,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     DPRINTF(Timer, "Writing to RTC at offset: %#x\n", daddr);
 
     switch (daddr) {
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/rv_ctrl.cc
--- a/src/dev/arm/rv_ctrl.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/rv_ctrl.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -54,7 +54,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     switch(daddr) {
       case ProcId0:
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/timer_cpulocal.cc
--- a/src/dev/arm/timer_cpulocal.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/timer_cpulocal.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -75,7 +75,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     int cpu_id = pkt->req->contextId();
     DPRINTF(Timer, "Reading from CpuLocalTimer at offset: %#x\n", daddr);
     assert(cpu_id >= 0);
@@ -154,7 +153,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     int cpu_id = pkt->req->contextId();
     DPRINTF(Timer, "Writing to CpuLocalTimer at offset: %#x\n", daddr);
     assert(cpu_id >= 0);
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/timer_sp804.cc
--- a/src/dev/arm/timer_sp804.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/timer_sp804.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -66,7 +66,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     DPRINTF(Timer, "Reading from DualTimer at offset: %#x\n", daddr);
 
     if (daddr < Timer::Size)
@@ -121,7 +120,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 4);
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
     DPRINTF(Timer, "Writing to DualTimer at offset: %#x\n", daddr);
 
     if (daddr < Timer::Size)
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/arm/vgic.cc
--- a/src/dev/arm/vgic.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/arm/vgic.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -92,7 +92,6 @@
 VGic::readVCpu(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - vcpuAddr;
-    pkt->allocate();
 
     int ctx_id = pkt->req->contextId();
     assert(ctx_id < VGIC_CPU_MAX);
@@ -137,7 +136,6 @@
 VGic::readCtrl(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - hvAddr;
-    pkt->allocate();
 
     int ctx_id = pkt->req->contextId();
 
@@ -232,7 +230,6 @@
 VGic::writeVCpu(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - vcpuAddr;
-    pkt->allocate();
 
     int ctx_id = pkt->req->contextId();
     assert(ctx_id < VGIC_CPU_MAX);
@@ -280,7 +277,6 @@
 VGic::writeCtrl(PacketPtr pkt)
 {
     Addr daddr = pkt->getAddr() - hvAddr;
-    pkt->allocate();
 
     int ctx_id = pkt->req->contextId();
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/copy_engine.cc
--- a/src/dev/copy_engine.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/copy_engine.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -182,8 +182,6 @@
 
     DPRINTF(DMACopyEngine, "Read device register %#X size: %d\n", daddr, size);
 
-    pkt->allocate();
-
     ///
     /// Handle read of register here
     ///
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/i8254xGBe.cc
--- a/src/dev/i8254xGBe.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/i8254xGBe.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -183,8 +183,6 @@
 
     DPRINTF(Ethernet, "Read device register %#X\n", daddr);
 
-    pkt->allocate();
-
     //
     // Handle read of register here
     //
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/ide_ctrl.cc
--- a/src/dev/ide_ctrl.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/ide_ctrl.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -172,8 +172,6 @@
         return PciDevice::readConfig(pkt);
     }
 
-    pkt->allocate();
-
     switch (pkt->getSize()) {
       case sizeof(uint8_t):
         switch (offset) {
@@ -462,7 +460,6 @@
 void
 IdeController::dispatchAccess(PacketPtr pkt, bool read)
 {
-    pkt->allocate();
     if (pkt->getSize() != 1 && pkt->getSize() != 2 && pkt->getSize() !=4)
          panic("Bad IDE read size: %d\n", pkt->getSize());
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/isa_fake.cc
--- a/src/dev/isa_fake.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/isa_fake.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -53,7 +53,6 @@
 Tick
 IsaFake::read(PacketPtr pkt)
 {
-    pkt->allocate();
     pkt->makeAtomicResponse();
 
     if (params()->warn_access != "")
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/mips/malta_cchip.cc
--- a/src/dev/mips/malta_cchip.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/mips/malta_cchip.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -78,7 +78,6 @@
     Addr regnum = (pkt->getAddr() - pioAddr) >> 6;
     Addr daddr = (pkt->getAddr() - pioAddr);
 
-    pkt->allocate();
     switch (pkt->getSize()) {
 
       case sizeof(uint64_t):
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/mips/malta_pchip.cc
--- a/src/dev/mips/malta_pchip.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/mips/malta_pchip.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -71,7 +71,6 @@
 {
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
 
-    pkt->allocate();
     Addr daddr = (pkt->getAddr() - pioAddr) >> 6;;
     assert(pkt->getSize() == sizeof(uint64_t));
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/ns_gige.cc
--- a/src/dev/ns_gige.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/ns_gige.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -186,8 +186,6 @@
 {
     assert(ioEnable);
 
-    pkt->allocate();
-
     //The mask is to give you only the offset into the device register file
     Addr daddr = pkt->getAddr() & 0xfff;
     DPRINTF(EthernetPIO, "read  da=%#x pa=%#x size=%d\n",
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/pciconfigall.cc
--- a/src/dev/pciconfigall.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/pciconfigall.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -55,9 +55,6 @@
 Tick
 PciConfigAll::read(PacketPtr pkt)
 {
-
-    pkt->allocate();
-
     DPRINTF(PciConfigAll, "read  va=%#x size=%d\n", pkt->getAddr(),
             pkt->getSize());
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/pcidev.cc
--- a/src/dev/pcidev.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/pcidev.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -294,10 +294,6 @@
         panic("Out-of-range access to PCI config space!\n");
     }
 
-
-
-    pkt->allocate();
-
     switch (pkt->getSize()) {
       case sizeof(uint8_t):
         pkt->set<uint8_t>(config.data[offset]);
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/sinic.cc
--- a/src/dev/sinic.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/sinic.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -225,8 +225,6 @@
     Addr index = daddr >> Regs::VirtualShift;
     Addr raddr = daddr & Regs::VirtualMask;
 
-    pkt->allocate();
-
     if (!regValid(raddr))
         panic("invalid register: cpu=%d vnic=%d da=%#x pa=%#x size=%d",
               cpu, index, daddr, pkt->getAddr(), pkt->getSize());
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/sparc/dtod.cc
--- a/src/dev/sparc/dtod.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/sparc/dtod.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -65,7 +65,6 @@
     assert(pkt->getAddr() >= pioAddr && pkt->getAddr() < pioAddr + pioSize);
     assert(pkt->getSize() == 8);
 
-    pkt->allocate();
     pkt->set(todTime);
     todTime += 1000;
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/uart8250.cc
--- a/src/dev/uart8250.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/uart8250.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -113,7 +113,6 @@
     assert(pkt->getSize() == 1);
 
     Addr daddr = pkt->getAddr() - pioAddr;
-    pkt->allocate();
 
     DPRINTF(Uart, " read register %#x\n", daddr);
 
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/virtio/base.cc
--- a/src/dev/virtio/base.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/virtio/base.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -421,7 +421,6 @@
 VirtIODeviceBase::readConfigBlob(PacketPtr pkt, Addr cfgOffset, const uint8_t *cfg)
 {
     const unsigned size(pkt->getSize());
-    pkt->allocate();
 
     if (cfgOffset + size > configSize)
         panic("Config read out of bounds.\n");
@@ -433,7 +432,6 @@
 VirtIODeviceBase::writeConfigBlob(PacketPtr pkt, Addr cfgOffset, uint8_t *cfg)
 {
     const unsigned size(pkt->getSize());
-    pkt->allocate();
 
     if (cfgOffset + size > configSize)
         panic("Config write out of bounds.\n");
diff -r 6cbdd036f4b9 -r 6666406b414c src/dev/virtio/pci.cc
--- a/src/dev/virtio/pci.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/dev/virtio/pci.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -75,8 +75,6 @@
         return 0;
     }
 
-    pkt->allocate();
-
     switch(offset) {
       case OFF_DEVICE_FEATURES:
         DPRINTF(VIOPci, "   DEVICE_FEATURES request\n");
@@ -153,8 +151,6 @@
         return 0;
     }
 
-    pkt->allocate();
-
     switch(offset) {
       case OFF_DEVICE_FEATURES:
         warn("Guest tried to write device features.");
diff -r 6cbdd036f4b9 -r 6666406b414c src/mem/cache/cache_impl.hh
--- a/src/mem/cache/cache_impl.hh	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/mem/cache/cache_impl.hh	Mon Nov 17 06:21:00 2014 +0000
@@ -1566,7 +1566,6 @@
     // already made a copy...
     PacketPtr pkt = already_copied ? req_pkt : new Packet(req_pkt);
     assert(req_pkt->isInvalidate() || pkt->sharedAsserted());
-    pkt->allocate();
     pkt->makeTimingResponse();
     // @todo Make someone pay for this
     pkt->firstWordDelay = pkt->lastWordDelay = 0;
@@ -2018,7 +2017,6 @@
             // make copy of current packet to forward, keep current
             // copy for response handling
             pkt = new Packet(tgt_pkt);
-            pkt->allocate();
             if (pkt->isWrite()) {
                 pkt->setData(tgt_pkt->getConstPtr<uint8_t>());
             }
diff -r 6cbdd036f4b9 -r 6666406b414c src/mem/packet.hh
--- a/src/mem/packet.hh	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/mem/packet.hh	Mon Nov 17 06:21:00 2014 +0000
@@ -659,6 +659,11 @@
 
         flags.set(pkt->flags & (VALID_ADDR|VALID_SIZE));
         flags.set(pkt->flags & STATIC_DATA);
+
+        // if we did not copy the static data pointer, allocate data
+        // dynamically instead
+        if (!data)
+            allocate();
     }
 
     /**
@@ -942,15 +947,10 @@
         data = NULL;
     }
 
-    /** If there isn't data in the packet, allocate some. */
+    /** Allocate memory for the packet. */
     void
     allocate()
     {
-        if (data) {
-            assert(flags.isSet(STATIC_DATA|DYNAMIC_DATA));
-            return;
-        }
-
         assert(flags.noneSet(STATIC_DATA|DYNAMIC_DATA));
         flags.set(DYNAMIC_DATA|ARRAY_DATA);
         data = new uint8_t[getSize()];
diff -r 6cbdd036f4b9 -r 6666406b414c src/mem/packet.cc
--- a/src/mem/packet.cc	Mon Nov 17 06:20:48 2014 +0000
+++ b/src/mem/packet.cc	Mon Nov 17 06:21:00 2014 +0000
@@ -204,7 +204,6 @@
 
     if (isRead()) {
         if (func_start >= val_start && func_end <= val_end) {
-            allocate();
             memcpy(getPtr<uint8_t>(), data + offset, getSize());
             return true;
         } else {