stdf              254 drivers/nfc/pn533/pn533.c 	struct pn533_std_frame *stdf = _frame;
stdf              256 drivers/nfc/pn533/pn533.c 	if (stdf->start_frame != cpu_to_be16(PN533_STD_FRAME_SOF))
stdf              259 drivers/nfc/pn533/pn533.c 	if (likely(!PN533_STD_IS_EXTENDED(stdf))) {
stdf              263 drivers/nfc/pn533/pn533.c 		checksum = pn533_std_checksum(stdf->datalen);
stdf              264 drivers/nfc/pn533/pn533.c 		if (checksum != stdf->datalen_checksum)
stdf              267 drivers/nfc/pn533/pn533.c 		checksum = pn533_std_data_checksum(stdf->data, stdf->datalen);
stdf              268 drivers/nfc/pn533/pn533.c 		if (checksum != PN533_STD_FRAME_CHECKSUM(stdf))