dev/usb/uirda.c

386 	sc->sc_wr_xfer = usbd_alloc_xfer(sc->sc_udev);
387 	if (sc->sc_wr_xfer == NULL) {
397 	sc->sc_wr_buf = usbd_alloc_buffer(sc->sc_wr_xfer,
417 	usbd_free_xfer(sc->sc_wr_xfer);
418 	sc->sc_wr_xfer = NULL;
455 	if (sc->sc_wr_xfer != NULL) {
456 		usbd_free_xfer(sc->sc_wr_xfer);
457 		sc->sc_wr_xfer = NULL;
556 		err = usbd_bulk_transfer(sc->sc_wr_xfer, sc->sc_wr_pipe,
745 			usbd_free_buffer(sc->sc_wr_xfer);
746 		sc->sc_wr_buf = usbd_alloc_buffer(sc->sc_wr_xfer, p->maxsize+1);
779 		err = usbd_bulk_transfer(sc->sc_wr_xfer, sc->sc_wr_pipe,