linux-kernel - Re: [PATCH v2] gpio: gpio-imx-scu: Use ARRAY

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Message-ID: <CAHp75VfmnY1u2d4UX1qoKALqE--3+CUSGn9oDudCPZDa_-0GTA@mail.gmail.com>
Date:   Thu, 10 Aug 2023 13:40:23 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     coolrrsh@...il.com
Cc:     linus.walleij@...aro.org, brgl@...ev.pl, andy@...nel.org,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org
Subject: Re: [PATCH v2] gpio: gpio-imx-scu: Use ARRAY_SIZE for array length

On Thu, Aug 10, 2023 at 10:46 AM <coolrrsh@...il.com> wrote:
>
> From: Rajeshwar R Shinde <coolrrsh@...il.com>
>
> Use of macro ARRAY_SIZE to calculate array size minimizes
> the redundant code and improves code reusability.
> This fixes warnings reported by Coccinelle:
> drivers/gpio/gpio-imx-scu.c:106:32-33: WARNING: Use ARRAY_SIZE

...

> -       gc->ngpio = sizeof(scu_rsrc_arr)/sizeof(unsigned int);
> +       gc->ngpio = ARRAY_SIZE(scu_rsrc_arr);

And you need to include kernel.h for this.

-- 
With Best Regards,
Andy Shevchenko