Re: user[2/5]: implement A version of SPI_GETDESKWALLPAPER

[Dmitry Timoshkov]

"Andrew Ziem"  wrote:
> - case SPI_GETDESKWALLPAPER:                  /*     115 */
> - {
> -
>    WCHAR buffer[MAX_PATH];
> -
>    ret = SystemParametersInfoW( SPI_GETDESKWALLPAPER, uiParam, buffer, fuWinIni );
> -
>    if (!WideCharToMultiByte(CP_ACP, 0, buffer, -1, pvParam, uiParam, NULL, NULL))
> -
>       ret = FALSE;
> -
>    break;
> - }

You need to check first whether the SystemParametersInfoW call succeeded or not,
otherwise it will end up translating garbage in WideCharToMultiByte.