linux-kernel - Re: [PATCH] iio: accel: mma8452: Constify static struct attribute

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Sat, 10 Oct 2020 18:05:49 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Rikard Falkeborn <rikard.falkeborn@...il.com>
Cc:     Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iio: accel: mma8452: Constify static struct
 attribute_group

On Thu,  1 Oct 2020 01:29:39 +0200
Rikard Falkeborn <rikard.falkeborn@...il.com> wrote:

> The only usage of mma8452_event_attribute_group is to assign its address
> to the event_attrs field in the iio_info struct, which is a const
> pointer. Make it const to allow the compiler to put it in read-only
> memory. This was the only non-const static struct in drivers/iio.
> 
> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
applied.

Thanks,

Jonathan

> ---
>  drivers/iio/accel/mma8452.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
> index bf1d2c8afdbd..b0176d936423 100644
> --- a/drivers/iio/accel/mma8452.c
> +++ b/drivers/iio/accel/mma8452.c
> @@ -1187,7 +1187,7 @@ static struct attribute *mma8452_event_attributes[] = {
>  	NULL,
>  };
>  
> -static struct attribute_group mma8452_event_attribute_group = {
> +static const struct attribute_group mma8452_event_attribute_group = {
>  	.attrs = mma8452_event_attributes,
>  };
>