linux-kernel - Re: [PATCH v2 05/10] sysfs: treewide: constify attribute callback of bin_is

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Message-ID: <mafs08qtv7yfu.fsf@kernel.org>
Date: Thu, 07 Nov 2024 17:20:37 +0000
From: Pratyush Yadav <pratyush@...nel.org>
To: Thomas Weißschuh <linux@...ssschuh.net>
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Subject: Re: [PATCH v2 05/10] sysfs: treewide: constify attribute callback
 of bin_is_visible()

On Sun, Nov 03 2024, Thomas Weißschuh wrote:

> The is_bin_visible() callbacks should not modify the struct
> bin_attribute passed as argument.
> Enforce this by marking the argument as const.
>
> As there are not many callback implementers perform this change
> throughout the tree at once.
>
> Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
> ---
> diff --git a/drivers/mtd/spi-nor/sysfs.c b/drivers/mtd/spi-nor/sysfs.c
> index 96064e4babf01f6950c81586764386e7671cbf97..5e9eb268073d18e0a46089000f18a3200b4bf13d 100644
> --- a/drivers/mtd/spi-nor/sysfs.c
> +++ b/drivers/mtd/spi-nor/sysfs.c
> @@ -87,7 +87,7 @@ static umode_t spi_nor_sysfs_is_visible(struct kobject *kobj,
>  }
>  
>  static umode_t spi_nor_sysfs_is_bin_visible(struct kobject *kobj,
> -					    struct bin_attribute *attr, int n)
> +					    const struct bin_attribute *attr, int n)

Acked-by: Pratyush Yadav <pratyush@...nel.org> # for spi-nor

>  {
>  	struct spi_device *spi = to_spi_device(kobj_to_dev(kobj));
>  	struct spi_mem *spimem = spi_get_drvdata(spi);

-- 
Regards,
Pratyush Yadav