Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH] input: elantech: constify attribute_group structures. | Date | Wed, 5 Jul 2017 16:27:00 +0530 |
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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 16815 1424 0 18239 473f drivers/input/mouse/elantech.o
File size After adding 'const': text data bss dec hex filename 16879 1360 0 18239 473f drivers/input/mouse/elantech.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/input/mouse/elantech.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index e73d968..b6fd752 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1375,7 +1375,7 @@ static ssize_t elantech_set_int_attr(struct psmouse *psmouse, NULL }; -static struct attribute_group elantech_attr_group = { +static const struct attribute_group elantech_attr_group = { .attrs = elantech_attrs, }; -- 1.9.1
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