Re: [Qemu-devel] [PATCH 05/12] audio: expose drv_opaque to init_out and init_in

[Kővágó Zoltán]

2015-06-02 09:56 keltezéssel, Gerd Hoffmann írta:
> > -static int alsa_init_out (HWVoiceOut *hw, struct audsettings *as)
> > +static int alsa_init_out(HWVoiceOut *hw, struct audsettings *as,
> > +                         void *drv_opaque)
> >   {
> >       ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
> >       struct alsa_params_req req;
> > @@ -827,6 +828,8 @@ static int alsa_init_out (HWVoiceOut *hw, struct 
> > audsettings *as)
> >       snd_pcm_t *handle;
> >       struct audsettings obt_as;
> >
> > +    (void) drv_opaque;
> > +
>
> What is the reason for this?

To silence compiler warnings about unused variables. I've seen it around 
different places in the code. But if they are just historic remains, 
I'll remove them.

Thanks,
Zoltan