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sys: Reference the virtual volume device so that it will not go away while the file system device object is alive

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This commit is contained in:
Bill Zissimopoulos
2015-12-04 09:41:48 -08:00
parent b72adb6c97
commit f7d6c26d4b
2 changed files with 14 additions and 0 deletions
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8
src/sys/device.c
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@ -204,6 +204,14 @@ static NTSTATUS FspFsvolDeviceInit(PDEVICE_OBJECT DeviceObject)
static VOID FspFsvolDeviceFini(PDEVICE_OBJECT DeviceObject)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
/*
* Dereference the virtual volume device so that it can now go away.
*/
if (0 != FsvolDeviceExtension->FsvrtDeviceObject)
ObDereferenceObject(FsvolDeviceExtension->FsvrtDeviceObject);
}
BOOLEAN FspDeviceRetain(PDEVICE_OBJECT DeviceObject)