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Input: gpio_keys - constify attribute_group structures 

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@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Arvind Yadav 2017-07-10 20:22:20 -07:00 committed by Dmitry Torokhov
parent aa3350718a
commit 21563a7eab
1 changed files with 1 additions and 1 deletions
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2
drivers/input/keyboard/gpio_keys.c
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@ -353,7 +353,7 @@ static struct attribute *gpio_keys_attrs[] = {
NULL,
};
static struct attribute_group gpio_keys_attr_group = {
static const struct attribute_group gpio_keys_attr_group = {
.attrs = gpio_keys_attrs,
};