Minimize differences between UHCI and OHCI
No need to return an empty string in IRP_MN_QUERY_ID / BusQueryInstanceID ; a null string is enough

Modified: trunk/reactos/drivers/usb/miniport/common/pdo.c
Modified: trunk/reactos/drivers/usb/miniport/usbohci/ohci.c
Modified: trunk/reactos/drivers/usb/miniport/usbuhci/uhci.c

--- trunk/reactos/drivers/usb/miniport/common/pdo.c	2005-12-12 22:44:46 UTC (rev 20129)
+++ trunk/reactos/drivers/usb/miniport/common/pdo.c	2005-12-12 22:52:16 UTC (rev 20130)
@@ -170,8 +170,8 @@

 		case BusQueryInstanceID:
 		{
 			DPRINT("USBMP: IRP_MJ_PNP / IRP_MN_QUERY_ID / BusQueryInstanceID\n");

-			RtlInitUnicodeString(&SourceString, L"");
-			break;

+			*Information = 0;
+			return Status;

 		}
 		default:
 			DPRINT1("USBMP: IRP_MJ_PNP / IRP_MN_QUERY_ID / unknown query id type 0x%lx\n", IdType);

--- trunk/reactos/drivers/usb/miniport/usbohci/ohci.c	2005-12-12 22:44:46 UTC (rev 20129)
+++ trunk/reactos/drivers/usb/miniport/usbohci/ohci.c	2005-12-12 22:52:16 UTC (rev 20130)
@@ -21,16 +21,16 @@

 	/* Initialize generic linux structure */
 	dev->irq = DeviceExtension->InterruptVector;
 	dev->dev_ext = (PVOID)DeviceExtension;

-	dev->dev.dev_ext = (PVOID)DeviceObject;

+	dev->dev.dev_ext = DeviceObject;

 	dev->slot_name = ExAllocatePoolWithTag(NonPagedPool, 128, USB_OHCI_TAG); // 128 max len for slot name
 

-	// Init wrapper

+	/* Init wrapper */

 	init_wrapper(dev);
 
 	strcpy(dev->dev.name, "OpenHCI PCI-USB Controller");
 	strcpy(dev->slot_name, "OHCD PCI Slot");
 

-	// Init the OHCI HCD. Probe will be called automatically, but will fail because id=NULL

+	/* Init the OHCI HCD. Probe will be called automatically, but will fail because id=NULL */

 	Status = ohci_hcd_pci_init();
 	if (!NT_SUCCESS(Status))
 	{
@@ -40,10 +40,10 @@

 		return Status;
 	}
 

-	// Init core usb

+	/* Init core usb */

 	usb_init();
 

-	// Probe device with real id now

+	/* Probe device with real id now */

 	ohci_pci_driver.probe(dev, ohci_pci_ids);
 
 	return STATUS_SUCCESS;

--- trunk/reactos/drivers/usb/miniport/usbuhci/uhci.c	2005-12-12 22:44:46 UTC (rev 20129)
+++ trunk/reactos/drivers/usb/miniport/usbuhci/uhci.c	2005-12-12 22:52:16 UTC (rev 20130)
@@ -14,8 +14,7 @@

 NTSTATUS
 InitLinuxWrapper(PDEVICE_OBJECT DeviceObject)
 {

-	NTSTATUS Status = STATUS_SUCCESS;
-

+	NTSTATUS Status;

 	PUSBMP_DEVICE_EXTENSION DeviceExtension = (PUSBMP_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
 	
 	/* Create generic linux structure */
@@ -26,8 +25,10 @@

 	/* Initialize generic linux structure */
 	dev->irq = DeviceExtension->InterruptVector;
 	dev->dev_ext = (PVOID)DeviceExtension;

-	dev->dev.dev_ext = (PVOID)DeviceObject;

+	dev->dev.dev_ext = DeviceObject;

 	dev->slot_name = ExAllocatePoolWithTag(NonPagedPool, 128, USB_UHCI_TAG); // 128 max len for slot name

+
+	/* Init wrapper */

 	init_wrapper(dev);
 	
 	strcpy(dev->dev.name, "UnivHCI PCI-USB Controller");
@@ -49,7 +50,7 @@

 	/* Probe device with real id now */
 	uhci_pci_driver.probe(dev, uhci_pci_ids);
 

-	return Status; 

+	return STATUS_SUCCESS; 

 }
 
 VOID STDCALL