linux-kernel - Re: [PATCH v2] staging: greybus: Constify static struct kobj_type gb_audio_module

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Message-ID: <58ef977c-9a85-c0b9-a7bb-b31f92597581@inria.fr>
Date: Thu, 14 Mar 2024 08:39:16 +0100 (CET)
From: Julia Lawall <julia.lawall@...ia.fr>
To: Ayush Tiwari <ayushtiw0110@...il.com>
cc: Larry.Finger@...inger.net, florian.c.schilhabel@...glemail.com, 
    gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org, 
    linux-staging@...ts.linux.dev, outreachy@...ts.linux.dev
Subject: Re: [PATCH v2] staging: greybus: Constify static struct kobj_type
 gb_audio_module_type



On Thu, 14 Mar 2024, Ayush Tiwari wrote:

> Constify static struct kobj_type gb_audio_module_type to prevent
> modification of data shared across many instances, ensuring that the
> structure's usage is consistent and predictable throughout the driver
> and allows the compiler to place it in read-only memory.

It would be helpful for the log message to include some hints about what
you have done to verify that the change is correct.

julia

>
> Signed-off-by: Ayush Tiwari <ayushtiw0110@...il.com>
> ---
>
> Changes in v2: incorporated changes in commit message as suggested by
> Alison
>
>  drivers/staging/greybus/audio_manager_module.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/greybus/audio_manager_module.c b/drivers/staging/greybus/audio_manager_module.c
> index 5f9dcbdbc191..4a4dfb42f50f 100644
> --- a/drivers/staging/greybus/audio_manager_module.c
> +++ b/drivers/staging/greybus/audio_manager_module.c
> @@ -144,7 +144,7 @@ static struct attribute *gb_audio_module_default_attrs[] = {
>  };
>  ATTRIBUTE_GROUPS(gb_audio_module_default);
>
> -static struct kobj_type gb_audio_module_type = {
> +static const struct kobj_type gb_audio_module_type = {
>  	.sysfs_ops = &gb_audio_module_sysfs_ops,
>  	.release = gb_audio_module_release,
>  	.default_groups = gb_audio_module_default_groups,
> --
> 2.40.1
>
>
>