Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-06-23 09:20:18 +00:00
Code Issues Projects Releases Packages Wiki Activity

Don't try to send the IRP to lower device when we are a PDO

Browse source 
svn path=/trunk/; revision=21189
This commit is contained in:
Hervé Poussineau 2006-02-24 13:41:20 +00:00
parent 2c5b094ca5
commit 31ecea004c
1 changed files with 32 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

33
reactos/drivers/storage/pciidex/miniport.c
View file

@ -12,6 +12,37 @@
#define INITGUID #define INITGUID
#include "pciidex.h" #include "pciidex.h"
static NTSTATUS NTAPI
PciIdeXForwardOrIgnore(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->IsFDO)
return ForwardIrpAndForget(DeviceObject, Irp);
else
{
ULONG MajorFunction = IoGetCurrentIrpStackLocation(Irp)->MajorFunction;
NTSTATUS Status;
if (MajorFunction == IRP_MJ_CREATE ||
MajorFunction == IRP_MJ_CLEANUP ||
MajorFunction == IRP_MJ_CLOSE)
{
Status = STATUS_SUCCESS;
}
else
{
DPRINT1("PDO stub for major function 0x%lx\n", MajorFunction);
ASSERT(FALSE);
Status = STATUS_NOT_SUPPORTED;
}
Irp->IoStatus.Information = 0;
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
}
}
static NTSTATUS NTAPI static NTSTATUS NTAPI
PciIdeXPnpDispatch( PciIdeXPnpDispatch(
IN PDEVICE_OBJECT DeviceObject, IN PDEVICE_OBJECT DeviceObject,
@ -51,7 +82,7 @@ PciIdeXInitialize(
DriverObject->DriverExtension->AddDevice = PciIdeXAddDevice; DriverObject->DriverExtension->AddDevice = PciIdeXAddDevice;
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++) for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
DriverObject->MajorFunction[i] = ForwardIrpAndForget; DriverObject->MajorFunction[i] = PciIdeXForwardOrIgnore;
DriverObject->MajorFunction[IRP_MJ_PNP] = PciIdeXPnpDispatch; DriverObject->MajorFunction[IRP_MJ_PNP] = PciIdeXPnpDispatch;
return STATUS_SUCCESS; return STATUS_SUCCESS;