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sys: avoid using FspFsextProvider unnecessarily

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This commit is contained in:
Bill Zissimopoulos
2019-11-04 16:30:30 -08:00
parent 5110b3c5a1
commit 254174b8e9
4 changed files with 11 additions and 31 deletions
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9
src/sys/volume.c
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@ -992,14 +992,13 @@ NTSTATUS FspVolumeTransactFsext(
if (!FspDeviceReference(FsvolDeviceObject))
return STATUS_CANCELLED;
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
NTSTATUS Result = STATUS_INVALID_DEVICE_REQUEST;
if (IrpSp->Parameters.FileSystemControl.FsControlCode ==
FspFsvolDeviceExtension(FsvolDeviceObject)->VolumeParams.FsextControlCode)
FsvolDeviceExtension->VolumeParams.FsextControlCode)
{
FSP_FSEXT_PROVIDER *Provider = FspFsextProvider(
IrpSp->Parameters.FileSystemControl.FsControlCode, 0);
if (0 != Provider)
Result = Provider->DeviceTransact(FsvolDeviceObject, Irp);
if (0 != FsvolDeviceExtension->Provider)
Result = FsvolDeviceExtension->Provider->DeviceTransact(FsvolDeviceObject, Irp);
}
FspDeviceDereference(FsvolDeviceObject);