* [PATCH] misc: lis3lv02d: constify attribute_group structures.
@ 2017-07-10 6:36 Arvind Yadav
0 siblings, 0 replies; only message in thread
From: Arvind Yadav @ 2017-07-10 6:36 UTC (permalink / raw)
To: eric.piel; +Cc: 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
7509 753 0 8262 2046 drivers/misc/lis3lv02d/lis3lv02d.o
File size After adding 'const':
text data bss dec hex filename
7573 689 0 8262 2046 drivers/misc/lis3lv02d/lis3lv02d.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/misc/lis3lv02d/lis3lv02d.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c
index e389b0b..8d53609 100644
--- a/drivers/misc/lis3lv02d/lis3lv02d.c
+++ b/drivers/misc/lis3lv02d/lis3lv02d.c
@@ -856,7 +856,7 @@ static DEVICE_ATTR(rate, S_IRUGO | S_IWUSR, lis3lv02d_rate_show,
NULL
};
-static struct attribute_group lis3lv02d_attribute_group = {
+static const struct attribute_group lis3lv02d_attribute_group = {
.attrs = lis3lv02d_attributes
};
--
1.9.1
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2017-07-10 6:36 [PATCH] misc: lis3lv02d: constify attribute_group structures Arvind Yadav
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