On Wed, Jul 05, 2017 at 10:36:33AM +0530, Arvind Yadav wrote:
> attribute_groups are not supposed to change at runtime. All functions
> working with attribute_groups provided by <linux/sysfs.h> work with const
> attribute_group. So mark the non-const structs as const.
>
> File size before:
> text data bss dec hex filename
> 6655 304 0 6959 1b2f drivers/hwmon/hwmon.o
>
> File size After adding 'const':
> text data bss dec hex filename
> 6703 240 0 6943 1b1f drivers/hwmon/hwmon.o
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
Applied to hwmon-next.
Thanks,
Guenter
> ---
> drivers/hwmon/nct7802.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/hwmon/nct7802.c b/drivers/hwmon/nct7802.c
> index 12b94b0..2876c18 100644
> --- a/drivers/hwmon/nct7802.c
> +++ b/drivers/hwmon/nct7802.c
> @@ -704,7 +704,7 @@ static umode_t nct7802_temp_is_visible(struct kobject *kobj,
> return attr->mode;
> }
>
> -static struct attribute_group nct7802_temp_group = {
> +static const struct attribute_group nct7802_temp_group = {
> .attrs = nct7802_temp_attrs,
> .is_visible = nct7802_temp_is_visible,
> };
> @@ -802,7 +802,7 @@ static umode_t nct7802_in_is_visible(struct kobject *kobj,
> return attr->mode;
> }
>
> -static struct attribute_group nct7802_in_group = {
> +static const struct attribute_group nct7802_in_group = {
> .attrs = nct7802_in_attrs,
> .is_visible = nct7802_in_is_visible,
> };
> @@ -880,7 +880,7 @@ static umode_t nct7802_fan_is_visible(struct kobject *kobj,
> return attr->mode;
> }
>
> -static struct attribute_group nct7802_fan_group = {
> +static const struct attribute_group nct7802_fan_group = {
> .attrs = nct7802_fan_attrs,
> .is_visible = nct7802_fan_is_visible,
> };
> @@ -898,7 +898,7 @@ static umode_t nct7802_fan_is_visible(struct kobject *kobj,
> NULL
> };
>
> -static struct attribute_group nct7802_pwm_group = {
> +static const struct attribute_group nct7802_pwm_group = {
> .attrs = nct7802_pwm_attrs,
> };
>
> @@ -1011,7 +1011,7 @@ static SENSOR_DEVICE_ATTR(pwm3_auto_point4_pwm, S_IRUGO | S_IWUSR,
> NULL
> };
>
> -static struct attribute_group nct7802_auto_point_group = {
> +static const struct attribute_group nct7802_auto_point_group = {
> .attrs = nct7802_auto_point_attrs,
> };
>
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