* [PATCH] input: psmouse: constify attribute_group structures.
@ 2017-07-05 11:01 Arvind Yadav
0 siblings, 0 replies; only message in thread
From: Arvind Yadav @ 2017-07-05 11:01 UTC (permalink / raw)
To: dmitry.torokhov, benjamin.tissoires; +Cc: linux-input, linux-kernel
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>
---
drivers/input/mouse/psmouse-base.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index f73b47b..6a5649e 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -101,7 +101,7 @@
NULL
};
-static struct attribute_group psmouse_attribute_group = {
+static const struct attribute_group psmouse_attribute_group = {
.attrs = psmouse_attributes,
};
--
1.9.1
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2017-07-05 11:01 [PATCH] input: psmouse: constify attribute_group structures Arvind Yadav
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