This patch avoids byte access to the NFC buffer. Byte access to the
NFC is not allowed.

The patch is against linux-next 20100618.
Signed-off-by: NJohn Ogness <john.ogness@linutronix.de>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>
Tested-by: NJohn Ogness <john.ogness@linutronix.de>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>