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
5693 464 0 6157 180d drivers/input/keyboard/gpio_keys.o
File size After adding 'const':
text data bss dec hex filename
5749 400 0 6149 1805 drivers/input/keyboard/gpio_keys.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/input/keyboard/gpio_keys.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index da3d362..55cf8aa 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -352,7 +352,7 @@ static DEVICE_ATTR(disabled_switches, S_IWUSR | S_IRUGO,
NULL,
};
-static struct attribute_group gpio_keys_attr_group = {
+static const struct attribute_group gpio_keys_attr_group = {
.attrs = gpio_keys_attrs,
};
--
1.9.1
--
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