[PATCH] mfd: ab8500-core: constify attribute_group structures.
Lee Jones
lee.jones at linaro.org
Mon Jul 17 07:35:25 PDT 2017
On Mon, 10 Jul 2017, 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
> 16298 1009 184 17491 4453 drivers/mfd/ab8500-core.o
>
> File size After adding 'const':
> text data bss dec hex filename
> 16490 817 184 17491 4453 drivers/mfd/ab8500-core.o
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs at gmail.com>
> ---
> drivers/mfd/ab8500-core.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
Applied, thanks.
> diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
> index 8511c06..30d09d1 100644
> --- a/drivers/mfd/ab8500-core.c
> +++ b/drivers/mfd/ab8500-core.c
> @@ -1059,15 +1059,15 @@ static DEVICE_ATTR(dbbrstn, S_IRUGO | S_IWUSR,
> NULL,
> };
>
> -static struct attribute_group ab8500_attr_group = {
> +static const struct attribute_group ab8500_attr_group = {
> .attrs = ab8500_sysfs_entries,
> };
>
> -static struct attribute_group ab8505_attr_group = {
> +static const struct attribute_group ab8505_attr_group = {
> .attrs = ab8505_sysfs_entries,
> };
>
> -static struct attribute_group ab9540_attr_group = {
> +static const struct attribute_group ab9540_attr_group = {
> .attrs = ab9540_sysfs_entries,
> };
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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