Re: [PATCH] power: supply: constify attribute_group structures.

[Sebastian Reichel]

Hi,

On Wed, Jul 12, 2017 at 05:13:22PM +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
>    2673	    400	      0	   3073	    c01	power/supply/pcf50633-charger.o
> 
> File size After adding 'const':
>    text	   data	    bss	    dec	    hex	filename
>    2737	    336	      0	   3073	    bed	power/supply/pcf50633-charger.o
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
> ---

Thanks, applied to power-supply's for-next branch.

-- Sebastian

>  drivers/power/supply/pcf50633-charger.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/power/supply/pcf50633-charger.c b/drivers/power/supply/pcf50633-charger.c
> index b3c1873..1ad7ccc 100644
> --- a/drivers/power/supply/pcf50633-charger.c
> +++ b/drivers/power/supply/pcf50633-charger.c
> @@ -254,7 +254,7 @@ static ssize_t set_chglim(struct device *dev,
>  	NULL,
>  };
>  
> -static struct attribute_group mbc_attr_group = {
> +static const struct attribute_group mbc_attr_group = {
>  	.name	= NULL,			/* put in device directory */
>  	.attrs	= pcf50633_mbc_sysfs_entries,
>  };
> -- 
> 1.9.1
>

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