VOID __stdcall VfDevObjAdjustFdoForVerifierFilters(_DEVICE_OBJECT **FunctionalDeviceObject){
if( (NTSTATUS(__stdcall *)(PDEVICE_OBJECT, PIRP))(*FunctionalDeviceObject)->DriverObject->MajorFunction[27] == ViFilterDispatchPnp )
*FunctionalDeviceObject = (*FunctionalDeviceObject)->AttachedDevice;
}