Change code in InterfaceBusTranslateBusAddress to use less pointer dereferences and less stack variables

Modified: trunk/reactos/drivers/bus/pci/pdo.c

--- trunk/reactos/drivers/bus/pci/pdo.c	2005-12-05 02:59:29 UTC (rev 19906)
+++ trunk/reactos/drivers/bus/pci/pdo.c	2005-12-05 14:20:29 UTC (rev 19907)
@@ -858,16 +858,14 @@

   OUT PPHYSICAL_ADDRESS TranslatedAddress)
 {
   PPDO_DEVICE_EXTENSION DeviceExtension;

-  PFDO_DEVICE_EXTENSION FdoDeviceExtension;

 
   DPRINT("InterfaceBusTranslateBusAddress(%p %p 0x%lx %p %p)\n",
     Context, BusAddress, Length, AddressSpace, TranslatedAddress);
 
   DeviceExtension = (PPDO_DEVICE_EXTENSION)((PDEVICE_OBJECT)Context)->DeviceExtension;

-  FdoDeviceExtension = (PFDO_DEVICE_EXTENSION)DeviceExtension->Fdo->DeviceExtension;

 
   return HalTranslateBusAddress(

-    PCIBus, FdoDeviceExtension->BusNumber,

+    PCIBus, DeviceExtension->PciDevice->BusNumber,

     BusAddress, AddressSpace, TranslatedAddress);
 }