reactos/drivers/usb/miniport/common/close.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS USB miniport driver (Cromwell type)
   4  * FILE:            drivers/usb/miniport/common/close.c
   5  * PURPOSE:         IRP_MJ_CLOSE operations
   6  *
   7  * PROGRAMMERS:     Hervé Poussineau (hpoussin@reactos.org)
   8  */
   9
  10 #define NDEBUG
  11 #include <debug.h>
  12
  13 #include "usbcommon.h"
  14
  15 NTSTATUS STDCALL
  16 UsbMpClose(
  17         IN PDEVICE_OBJECT DeviceObject,
  18         IN PIRP Irp)
  19 {
  20         PUSBMP_DEVICE_EXTENSION pDeviceExtension;
  21
  22         DPRINT("USBMP: IRP_MJ_CLOSE\n");
  23         pDeviceExtension = (PUSBMP_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
  24         InterlockedDecrement((PLONG)&pDeviceExtension->DeviceOpened);
  25
  26         Irp->IoStatus.Information = 0;
  27         Irp->IoStatus.Status = STATUS_SUCCESS;
  28         IoCompleteRequest(Irp, IO_NO_INCREMENT);
  29         return STATUS_SUCCESS;
  30 }