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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-07-10 20:22:20 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-07-12 14:18:49 -0700
commit21563a7eaba9720e53fc1a56d0b89bf69afca6bd (patch)
tree113bea8192ab5c62130ade69041a856a5300739d /drivers/input/keyboard/gpio_keys.c
parentaa3350718a2662a87742b923b80c5925ac9b5c43 (diff)
downloadlinux-21563a7eaba9720e53fc1a56d0b89bf69afca6bd.tar.gz
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>
Diffstat (limited to 'drivers/input/keyboard/gpio_keys.c')
-rw-r--r--drivers/input/keyboard/gpio_keys.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index a047b9af8369..f52812db91bc 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -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,
 };