598 	struct snd_usb_iface_ref *ip;  in iface_ref_find()  local
600 	list_for_each_entry(ip, &chip->iface_ref_list, list)  in iface_ref_find()
601 		if (ip->iface == iface)  in iface_ref_find()
602 			return ip;  in iface_ref_find()
604 	ip = kzalloc(sizeof(*ip), GFP_KERNEL);  in iface_ref_find()
605 	if (!ip)  in iface_ref_find()
607 	ip->iface = iface;  in iface_ref_find()
608 	list_add_tail(&ip->list, &chip->iface_ref_list);  in iface_ref_find()
609 	return ip;  in iface_ref_find()
1722 	struct snd_usb_iface_ref *ip, *in;  in snd_usb_endpoint_free_all()  local
1728 	list_for_each_entry_safe(ip, in, &chip->iface_ref_list, list)  in snd_usb_endpoint_free_all()
1729 		kfree(ip);  in snd_usb_endpoint_free_all()