Re: [PATCH v2 0/4] MR2908: wine{alsa,coreaudio,oss,pulse}: Move AudioClient's GetService into mmdevapi.

[Huw Davies (＠huw)]

Huw Davies (@huw) commented about dlls/mmdevapi/session.c:
> -
>    return NULL;
> -
> - ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl;
> - ret->IChannelAudioVolume_iface.lpVtbl   = &ChannelAudioVolume_Vtbl;
> - ret->ISimpleAudioVolume_iface.lpVtbl    = &SimpleAudioVolume_Vtbl;
> -
> - ret->ref    = !client;
> - ret->client = client;
> -
> - if (client) {
> -
>    ret->session = client->session;
> -
>    IAudioClient3_AddRef(&client->IAudioClient3_iface);
> - }
> -
> - return ret;
>
> +}

You're now ending up with two different versions of this function.  I think what you want to do is to start by migrating all of the drivers to use this first and then move `GetService()`.