Irp->RequestorMode = PreviousMode;
Irp->UserIosb = IoStatusBlock;
Irp->UserEvent = Event;
+ Irp->UserBuffer = Buffer;
Irp->Tail.Overlay.Thread = PsGetCurrentThread();
Irp->Tail.Overlay.OriginalFileObject = FileObject;
Irp->Overlay.AsynchronousParameters.UserApcRoutine = ApcRoutine;