fix reference count leak (maybe)

MIIEow/MIIEow/Source.c

@@ -256,7 +256,8 @@ MwCtl(_In_ PDEVICE_OBJECT pDeviceObject, _In_ PIRP pIrp)
 	}
 
 Cleanup:
+	if (pTargetProcess != NULL) ObDereferenceObject(pTargetProcess);
 	pIrp->IoStatus.Status = Status;
 	IoCompleteRequest(pIrp, IO_NO_INCREMENT);
 	return Status;
-}
+}