gpio-74x164: Fix buffer allocation size

The new registers handling in the gpio-74x164 driver allocates chip->registers
* 8 bytes where only one byte per register is necessary. This patch fixes this.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
1 file changed