Re: [PATCH 1/3] pinctrl: renesas: rzg2l: Fix NULL pointer dereference in rzg2l_dt_subnode_to_map()

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Mon, Aug 14, 2023 at 9:24 AM Biju Das <biju.das.jz@xxxxxxxxxxxxxx> wrote:

> Fix the below random NULL pointer crash during boot by serializing
> pinctrl group and function creation/remove calls in
> rzg2l_dt_subnode_to_map() with mutex lock.

What about using, hehe, scoped guards? Bartosz premiered the use
of this and I already like it a lot... see:
https://lore.kernel.org/linux-gpio/20230812183635.5478-1-brgl@xxxxxxxx/

Yours,
Linus Walleij