Re: [PATCH v2] pinctrl: single: fix pinctrl_spec.args_count bounds check

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On Wed, Sep 30, 2020 at 7:51 PM Drew Fustini <drew@xxxxxxxxxxxxxxx> wrote:

> The property #pinctrl-cells can either be 1 or 2:
>
> - if #pinctrl-cells = <1>, then pinctrl_spec.args_count = 2
> - if #pinctrl-cells = <2>, then pinctrl_spec.args_count = 3
>
> All other values of pinctrl_spec.args_count are incorrect.  This fix
> checks the upper bound instead of just the lower bound.
>
> Fixes: a13395418888 ("pinctrl: single: parse #pinctrl-cells = 2")
> Reported-by: Trent Piepho <tpiepho@xxxxxxxxx>
> Link: https://lore.kernel.org/linux-omap/3139716.CMS8C0sQ7x@zen.local/
> Signed-off-by: Drew Fustini <drew@xxxxxxxxxxxxxxx>
> ---
> v2 change:
> - correct the description as I had previously been mistakenly using the
>   term #pinctrl-cells instead of pinctrl_spec.args_count

Patch applied!

Yours,
Linus Walleij



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