Re: [PATCH] pinctrl: check ops->pin_config_set in pinconf_set_config()

[Mika Westerberg]

On Fri, Aug 04, 2017 at 11:59:32AM +0900, Masahiro Yamada wrote:
> pinconf_set_config() is called by pinctrl_gpio_set_config().
> If a GPIO driver is backed by a pinctrl driver and it does not
> support .pin_config_set() hook, it causes NULL pointer dereference.
> 
> Fixes: 15381bc7c7f5 ("pinctrl: Allow configuration of pins from gpiolib based drivers")
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>

Acked-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>