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sys: FspFsvolDeviceLookupDescendantContextByName

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This commit is contained in:
Bill Zissimopoulos
2016-02-13 17:30:30 -08:00
parent 73bd8906fc
commit a8c0bbcf85
3 changed files with 21 additions and 35 deletions
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20
src/sys/fileinfo.c
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@ -887,21 +887,11 @@ static NTSTATUS FspFsvolSetRenameInformation(
Result = STATUS_SUCCESS;
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
if (FileNode->IsDirectory)
{
if (1 < FileNode->OpenCount ||
0 != FspFsvolDeviceLookupChildContextByName(FsvolDeviceObject, &FileNode->FileName) ||
0 != FspFsvolDeviceLookupContextByName(FsvolDeviceObject, &NewFileName) ||
0 != FspFsvolDeviceLookupChildContextByName(FsvolDeviceObject, &NewFileName))
Result = STATUS_ACCESS_DENIED;
}
else
{
if (1 < FileNode->OpenCount ||
0 != FspFsvolDeviceLookupContextByName(FsvolDeviceObject, &NewFileName) ||
0 != FspFsvolDeviceLookupChildContextByName(FsvolDeviceObject, &NewFileName))
Result = STATUS_ACCESS_DENIED;
}
if (1 < FileNode->OpenCount ||
(FileNode->IsDirectory &&
0 != FspFsvolDeviceLookupDescendantContextByName(FsvolDeviceObject, &FileNode->FileName, TRUE)) ||
0 != FspFsvolDeviceLookupDescendantContextByName(FsvolDeviceObject, &NewFileName, FALSE))
Result = STATUS_ACCESS_DENIED;
FspFsvolDeviceUnlockContextTable(FsvolDeviceObject);
if (!NT_SUCCESS(Result))
return Result;