554 	usba_evdata_t *evdata;  in usba_get_evdata()  local
561 	evdata = usba_device->usb_evdata;  in usba_get_evdata()
562 	while (evdata) {  in usba_get_evdata()
563 		if (evdata->ev_dip == dip) {  in usba_get_evdata()
566 			return (evdata);  in usba_get_evdata()
568 		evdata = evdata->ev_next;  in usba_get_evdata()
571 	evdata = kmem_zalloc(sizeof (usba_evdata_t), KM_SLEEP);  in usba_get_evdata()
572 	evdata->ev_dip = dip;  in usba_get_evdata()
573 	evdata->ev_next = usba_device->usb_evdata;  in usba_get_evdata()
574 	usba_device->usb_evdata = evdata;  in usba_get_evdata()
577 	return (evdata);  in usba_get_evdata()
632 usba_free_evdata(usba_evdata_t *evdata)  in usba_free_evdata()  argument
636 	while (evdata) {  in usba_free_evdata()
637 		next = evdata->ev_next;  in usba_free_evdata()
638 		kmem_free(evdata, sizeof (usba_evdata_t));  in usba_free_evdata()
639 		evdata = next;  in usba_free_evdata()