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[KBDCLASS][MOUCLASS] Properly stub power IRP handling. CORE-12148 CORE-17136

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This commit is contained in:
Thomas Faber 2020-06-21 10:18:19 +02:00
parent 23ccd13639
commit 29b49c36ff
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GPG key ID: 076E7C3D44720826
2 changed files with 34 additions and 56 deletions
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39
drivers/input/kbdclass/kbdclass.c
View file

@ -20,7 +20,7 @@ static DRIVER_DISPATCH ClassClose;
static DRIVER_DISPATCH ClassCleanup;
static DRIVER_DISPATCH ClassRead;
static DRIVER_DISPATCH ClassDeviceControl;
static DRIVER_DISPATCH IrpStub;
static DRIVER_DISPATCH ClassPower;
static DRIVER_ADD_DEVICE ClassAddDevice;
static DRIVER_STARTIO ClassStartIo;
static DRIVER_CANCEL ClassCancelRoutine;
@ -188,39 +188,31 @@ ClassDeviceControl(
}
static NTSTATUS NTAPI
IrpStub(
ClassPower(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
NTSTATUS Status = STATUS_NOT_SUPPORTED;
NTSTATUS Status;
PPORT_DEVICE_EXTENSION DeviceExtension;
DeviceExtension = DeviceObject->DeviceExtension;
if (!DeviceExtension->Common.IsClassDO)
{
/* Forward some IRPs to lower device */
switch (IoGetCurrentIrpStackLocation(Irp)->MajorFunction)
{
case IRP_MJ_POWER:
/* Forward port DO IRPs to lower device */
PoStartNextPowerIrp(Irp);
IoSkipCurrentIrpStackLocation(Irp);
return PoCallDriver(DeviceExtension->LowerDevice, Irp);
default:
{
ERR_(CLASS_NAME, "Port DO stub for major function 0x%lx\n",
IoGetCurrentIrpStackLocation(Irp)->MajorFunction);
ASSERT(FALSE);
}
}
}
else
{
ERR_(CLASS_NAME, "Class DO stub for major function 0x%lx\n",
IoGetCurrentIrpStackLocation(Irp)->MajorFunction);
ASSERT(FALSE);
}
Irp->IoStatus.Status = Status;
switch (IoGetCurrentIrpStackLocation(Irp)->MinorFunction)
{
case IRP_MN_SET_POWER:
case IRP_MN_QUERY_POWER:
Irp->IoStatus.Status = STATUS_SUCCESS;
break;
}
Status = Irp->IoStatus.Status;
PoStartNextPowerIrp(Irp);
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
}
@ -1047,7 +1039,6 @@ DriverEntry(
IN PUNICODE_STRING RegistryPath)
{
PCLASS_DRIVER_EXTENSION DriverExtension;
ULONG i;
NTSTATUS Status;
Status = IoAllocateDriverObjectExtension(
@ -1094,13 +1085,11 @@ DriverEntry(
DriverObject->DriverExtension->AddDevice = ClassAddDevice;
DriverObject->DriverUnload = DriverUnload;
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
DriverObject->MajorFunction[i] = IrpStub;
DriverObject->MajorFunction[IRP_MJ_CREATE] = ClassCreate;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = ClassClose;
DriverObject->MajorFunction[IRP_MJ_CLEANUP] = ClassCleanup;
DriverObject->MajorFunction[IRP_MJ_READ] = ClassRead;
DriverObject->MajorFunction[IRP_MJ_POWER] = ClassPower;
DriverObject->MajorFunction[IRP_MJ_PNP] = ClassPnp;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = ClassDeviceControl;
DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = ForwardIrpAndForget;

39
drivers/input/mouclass/mouclass.c
View file

@ -20,7 +20,7 @@ static DRIVER_DISPATCH ClassClose;
static DRIVER_DISPATCH ClassCleanup;
static DRIVER_DISPATCH ClassRead;
static DRIVER_DISPATCH ClassDeviceControl;
static DRIVER_DISPATCH IrpStub;
static DRIVER_DISPATCH ClassPower;
static DRIVER_ADD_DEVICE ClassAddDevice;
static DRIVER_STARTIO ClassStartIo;
static DRIVER_CANCEL ClassCancelRoutine;
@ -165,39 +165,31 @@ ClassDeviceControl(
}
static NTSTATUS NTAPI
IrpStub(
ClassPower(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
NTSTATUS Status = STATUS_NOT_SUPPORTED;
NTSTATUS Status;
PPORT_DEVICE_EXTENSION DeviceExtension;
DeviceExtension = DeviceObject->DeviceExtension;
if (!DeviceExtension->Common.IsClassDO)
{
/* Forward some IRPs to lower device */
switch (IoGetCurrentIrpStackLocation(Irp)->MajorFunction)
{
case IRP_MJ_POWER:
/* Forward port DO IRPs to lower device */
PoStartNextPowerIrp(Irp);
IoSkipCurrentIrpStackLocation(Irp);
return PoCallDriver(DeviceExtension->LowerDevice, Irp);
default:
{
ERR_(CLASS_NAME, "Port DO stub for major function 0x%lx\n",
IoGetCurrentIrpStackLocation(Irp)->MajorFunction);
ASSERT(FALSE);
}
}
}
else
{
ERR_(CLASS_NAME, "Class DO stub for major function 0x%lx\n",
IoGetCurrentIrpStackLocation(Irp)->MajorFunction);
ASSERT(FALSE);
}
Irp->IoStatus.Status = Status;
switch (IoGetCurrentIrpStackLocation(Irp)->MinorFunction)
{
case IRP_MN_SET_POWER:
case IRP_MN_QUERY_POWER:
Irp->IoStatus.Status = STATUS_SUCCESS;
break;
}
Status = Irp->IoStatus.Status;
PoStartNextPowerIrp(Irp);
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return Status;
}
@ -1023,7 +1015,6 @@ DriverEntry(
IN PUNICODE_STRING RegistryPath)
{
PCLASS_DRIVER_EXTENSION DriverExtension;
ULONG i;
NTSTATUS Status;
Status = IoAllocateDriverObjectExtension(
@ -1070,13 +1061,11 @@ DriverEntry(
DriverObject->DriverExtension->AddDevice = ClassAddDevice;
DriverObject->DriverUnload = DriverUnload;
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
DriverObject->MajorFunction[i] = IrpStub;
DriverObject->MajorFunction[IRP_MJ_CREATE] = ClassCreate;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = ClassClose;
DriverObject->MajorFunction[IRP_MJ_CLEANUP] = ClassCleanup;
DriverObject->MajorFunction[IRP_MJ_READ] = ClassRead;
DriverObject->MajorFunction[IRP_MJ_POWER] = ClassPower;
DriverObject->MajorFunction[IRP_MJ_PNP] = ClassPnp;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = ClassDeviceControl;
DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = ForwardIrpAndForget;