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sys: reparse point testing

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This commit is contained in:
Bill Zissimopoulos 2016-09-09 14:42:22 -07:00
parent 46ce4b1a6c
commit 5cd0dfb1b9
1 changed files with 12 additions and 7 deletions
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19
src/sys/fsctl.c
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@ -89,13 +89,18 @@ static NTSTATUS FspFsvolFileSystemControlReparsePoint(
{ {
PAGED_CODE(); PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
PFILE_OBJECT FileObject = IrpSp->FileObject;
/* do we support reparse points? */
if (!FsvolDeviceExtension->VolumeParams.ReparsePoints)
return STATUS_INVALID_DEVICE_REQUEST;
/* is this a valid FileObject? */ /* is this a valid FileObject? */
if (!FspFileNodeIsValid(IrpSp->FileObject->FsContext)) if (!FspFileNodeIsValid(FileObject->FsContext))
return STATUS_INVALID_DEVICE_REQUEST; return STATUS_INVALID_DEVICE_REQUEST;
NTSTATUS Result; NTSTATUS Result;
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
PFILE_OBJECT FileObject = IrpSp->FileObject;
FSP_FILE_NODE *FileNode = FileObject->FsContext; FSP_FILE_NODE *FileNode = FileObject->FsContext;
FSP_FILE_DESC *FileDesc = FileObject->FsContext2; FSP_FILE_DESC *FileDesc = FileObject->FsContext2;
ULONG FsControlCode = IrpSp->Parameters.FileSystemControl.FsControlCode; ULONG FsControlCode = IrpSp->Parameters.FileSystemControl.FsControlCode;
@ -110,10 +115,6 @@ static NTSTATUS FspFsvolFileSystemControlReparsePoint(
ASSERT(FileNode == FileDesc->FileNode); ASSERT(FileNode == FileDesc->FileNode);
/* do we support reparse points? */
if (!FsvolDeviceExtension->VolumeParams.ReparsePoints)
return STATUS_INVALID_DEVICE_REQUEST;
if (IsWrite) if (IsWrite)
{ {
if (0 == InputBuffer || 0 == InputBufferLength || if (0 == InputBuffer || 0 == InputBufferLength ||
@ -286,6 +287,10 @@ NTSTATUS FspFsvolFileSystemControlComplete(
{ {
FSP_ENTER_IOC(PAGED_CODE()); FSP_ENTER_IOC(PAGED_CODE());
/* exit now if we do not have a FileObject (FSP_FSCTL_WORK*) */
if (0 == IrpSp->FileObject)
FSP_RETURN();
if (!NT_SUCCESS(Response->IoStatus.Status)) if (!NT_SUCCESS(Response->IoStatus.Status))
{ {
Irp->IoStatus.Information = 0; Irp->IoStatus.Information = 0;