ntdll: Fix NtQueryDirectoryFile behavior on short file names on case insensitive file systems (try2)

[Ken Thomases]

On Dec 21, 2015, at 11:42 AM, Piotr Caban <piotr at codeweavers.com> wrote:
> 
> @@ -2214,11 +2205,7 @@ static int read_directory_getattrlist( int fd, IO_STATUS_BLOCK *io, void *buffer
>              }
>              else io->u.Status = restart_scan ? STATUS_NO_SUCH_FILE : STATUS_NO_MORE_FILES;
>          }
> -        else if ((errno == ENOENT || errno == ENOTDIR) && !get_dir_case_sensitivity("."))
> -        {
> -            io->u.Status = restart_scan ? STATUS_NO_SUCH_FILE : STATUS_NO_MORE_FILES;
> -            ret = 0;
> -        }
> +        else ret = -1;

Setting ret to -1 here is redundant.  It will already be -1 if getattrlist() failed.  Other than that, looks good to me.

>      }
>      else ret = -1;
>  

-Ken