[alsa-devel] [PATCH] salsa-lib: Fix error on jack compilation with salsa

[Takashi Iwai]

At Sun, 17 Mar 2013 15:13:00 +0000,
Mihail Zenkov wrote:
> 
> Fix error on jack compilation with salsa:
> /usr/include/alsa/ctl_macros.h:251:48: error: invalid conversion from
> 'void*' to 'snd_ctl_elem_id_t* {aka snd_ctl_elem_id*}' [-fpermissive]

I don't get it.  Is it C++?  But I thought the code is in extern "C"
region?


Takashi

> 
> --- salsa-lib-a55ce0c348cd16e7853dae11e8e0e1b5a101d884/src/ctl_macros.h
> +++ salsa-lib-a55ce0c348cd16e7853dae11e8e0e1b5a101d884-1/src/ctl_macros.h
> @@ -248,7 +248,7 @@
>  				  unsigned int entries)
>  {
>  	free(obj->pids);
> -	obj->pids = calloc(entries, sizeof(*obj->pids));
> +	obj->pids = (snd_ctl_elem_id_t*)calloc(entries, sizeof(*obj->pids));
>  	if (!obj->pids) {
>  		obj->space = 0;
>  		return -ENOMEM;
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