Index of atmel_ports[ATMEL_MAX_UART] should be smaller
than ATMEL_MAX_UART.
Signed-off-by: NPawel Wieczorkiewicz <wpawel@gmail.com>
Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>