1071 				if (f->queue_data == NULL) {  in usb_poll()
1108 				if (f->queue_data == NULL) {  in usb_poll()
1296 	if (f->queue_data == NULL) {  in usb_write()
1601 	void *queue_data;  in usb_fifo_alloc_buffer()  local
1607 	queue_data = usb_alloc_mbufs(  in usb_fifo_alloc_buffer()
1610 	if (queue_data == NULL && bufsize != 0 && nbuf != 0)  in usb_fifo_alloc_buffer()
1621 	f->queue_data = queue_data;  in usb_fifo_alloc_buffer()
1636 	void *queue_data;  in usb_fifo_free_buffer()  local
1641 	queue_data = f->queue_data;  in usb_fifo_free_buffer()
1642 	f->queue_data = NULL;  in usb_fifo_free_buffer()
1653 	bsd_free(queue_data, M_USBDEV);  in usb_fifo_free_buffer()