Input: psmouse - constify attribute_group structures
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Tue, 11 Jul 2017 03:22:54 +0000 (20:22 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Wed, 12 Jul 2017 21:19:29 +0000 (14:19 -0700)
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
  12850     740      12   13602    3522 drivers/input/mouse/psmouse-base.o

File size After adding 'const':
   text    data     bss     dec     hex filename
  12914     676      12   13602    3522 drivers/input/mouse/psmouse-base.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/mouse/psmouse-base.c

index f73b47b8c578cfbe779d7204f3fa11992979691a..6a5649e52eed932226b87dd76c86fbcfaaa8d33a 100644 (file)
@@ -101,7 +101,7 @@ static struct attribute *psmouse_attributes[] = {
        NULL
 };
 
-static struct attribute_group psmouse_attribute_group = {
+static const struct attribute_group psmouse_attribute_group = {
        .attrs  = psmouse_attributes,
 };