advapi32: RegEnumKeyEx() should return "ERROR_INVALID_PARAMETER" if name_len is NULL

[James Hawkins]

On Sun, Jun 1, 2008 at 11:28 AM, Andrew Talbot
<andrew.talbot at talbotville.com> wrote:
> Like native.
>
> -- Andy.
> ---
> Changelog:
>    advapi32: RegEnumKeyEx() should return "ERROR_INVALID_PARAMETER" if name_len is NULL.
>
> diff --git a/dlls/advapi32/registry.c b/dlls/advapi32/registry.c
> index 9ce3da0..41ef3bf 100644
> --- a/dlls/advapi32/registry.c
> +++ b/dlls/advapi32/registry.c
> @@ -473,7 +473,7 @@ LSTATUS WINAPI RegEnumKeyExW( HKEY hkey, DWORD index, LPWSTR name, LPDWORD name_
>     TRACE( "(%p,%d,%p,%p(%d),%p,%p,%p,%p)\n", hkey, index, name, name_len,
>            name_len ? *name_len : -1, reserved, class, class_len, ft );
>
> -    if (reserved) return ERROR_INVALID_PARAMETER;
> +    if (!name_len || reserved) return ERROR_INVALID_PARAMETER;
>     if (!(hkey = get_special_root_hkey( hkey ))) return ERROR_INVALID_HANDLE;
>
>     status = NtEnumerateKey( hkey, index, KeyNodeInformation,
> @@ -537,7 +537,7 @@ LSTATUS WINAPI RegEnumKeyExA( HKEY hkey, DWORD index, LPSTR name, LPDWORD name_l
>     TRACE( "(%p,%d,%p,%p(%d),%p,%p,%p,%p)\n", hkey, index, name, name_len,
>            name_len ? *name_len : -1, reserved, class, class_len, ft );
>
> -    if (reserved) return ERROR_INVALID_PARAMETER;
> +    if (!name_len || reserved) return ERROR_INVALID_PARAMETER;
>     if (!(hkey = get_special_root_hkey( hkey ))) return ERROR_INVALID_HANDLE;
>
>     status = NtEnumerateKey( hkey, index, KeyNodeInformation,
>

Please add a test.

-- 
James Hawkins