struct usb_mixer_elem_info *cval = kcontrol->private_data;
char **itemlist = (char **)kcontrol->private_value;
- snd_assert(itemlist, return -EINVAL);
+ if (snd_BUG_ON(!itemlist))
+ return -EINVAL;
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = cval->max;