linux-kernel - Re: [PATCH RESEND] firmware: turris-mox-rwtm: make kobj

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Message-ID: <87sfdb3emv.fsf@BL-laptop>
Date:   Fri, 07 Apr 2023 17:18:00 +0200
From:   Gregory CLEMENT <gregory.clement@...tlin.com>
To:     Thomas Weißschuh <linux@...ssschuh.net>,
        Marek Behún <kabel@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: Re: [PATCH RESEND] firmware: turris-mox-rwtm: make kobj_type
 structure constant

Thomas Weißschuh <linux@...ssschuh.net> writes:

> Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
> the driver core allows the usage of const struct kobj_type.
>
> Take advantage of this to constify the structure definition to prevent
> modification at runtime.
>

Applied on mvebu/arm64

Thanks,

Gregory
> Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
> ---
>  drivers/firmware/turris-mox-rwtm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/turris-mox-rwtm.c b/drivers/firmware/turris-mox-rwtm.c
> index 6ea5789a89e2..2de0fb139ce1 100644
> --- a/drivers/firmware/turris-mox-rwtm.c
> +++ b/drivers/firmware/turris-mox-rwtm.c
> @@ -104,7 +104,7 @@ static void mox_kobj_release(struct kobject *kobj)
>  	kfree(to_rwtm(kobj)->kobj);
>  }
>  
> -static struct kobj_type mox_kobj_ktype = {
> +static const struct kobj_type mox_kobj_ktype = {
>  	.release	= mox_kobj_release,
>  	.sysfs_ops	= &kobj_sysfs_ops,
>  };
>
> ---
> base-commit: 2fcd07b7ccd5fd10b2120d298363e4e6c53ccf9c
> change-id: 20230227-kobj_type-firmware-turris-6cd4a66bac19
>
> Best regards,
> -- 
> Thomas Weißschuh <linux@...ssschuh.net>
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com