218 	mix_ctl_t *ctl, *cp;  in mixer_add_ctl()  local
225 	if ((ctl = calloc(1, sizeof(mix_ctl_t))) == NULL)  in mixer_add_ctl()
227 	ctl->parent_dev = parent_dev;  in mixer_add_ctl()
228 	ctl->id = id;  in mixer_add_ctl()
230 		(void)strlcpy(ctl->name, name, sizeof(ctl->name));  in mixer_add_ctl()
231 	ctl->mod = mod;  in mixer_add_ctl()
232 	ctl->print = print;  in mixer_add_ctl()
233 	dp = ctl->parent_dev;  in mixer_add_ctl()
241 	TAILQ_INSERT_TAIL(&dp->ctls, ctl, ctls);  in mixer_add_ctl()
251 mixer_add_ctl_s(mix_ctl_t *ctl)  in mixer_add_ctl_s()  argument
253 	if (ctl == NULL)  in mixer_add_ctl_s()
256 	return (mixer_add_ctl(ctl->parent_dev, ctl->id, ctl->name,  in mixer_add_ctl_s()
257 	    ctl->mod, ctl->print));  in mixer_add_ctl_s()
264 mixer_remove_ctl(mix_ctl_t *ctl)  in mixer_remove_ctl()  argument
268 	if (ctl == NULL) {  in mixer_remove_ctl()
272 	p = ctl->parent_dev;  in mixer_remove_ctl()
274 		TAILQ_REMOVE(&p->ctls, ctl, ctls);  in mixer_remove_ctl()
275 		free(ctl);  in mixer_remove_ctl()