Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH] net: cdc_ncm: constify attribute_group structures. | Date | Mon, 10 Jul 2017 13:25:47 +0530 |
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attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by <linux/netdevice.h> work with const attribute_group. So mark the non-const structs as const.
File size before: text data bss dec hex filename 13275 928 1 14204 377c drivers/net/usb/cdc_ncm.o
File size After adding 'const': text data bss dec hex filename 13339 864 1 14204 377c drivers/net/usb/cdc_ncm.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/net/usb/cdc_ncm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index d103a1d..b401ba9 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -367,7 +367,7 @@ static DEVICE_ATTR(name, S_IRUGO, cdc_ncm_show_##name, NULL) NULL, }; -static struct attribute_group cdc_ncm_sysfs_attr_group = { +static const struct attribute_group cdc_ncm_sysfs_attr_group = { .name = "cdc_ncm", .attrs = cdc_ncm_sysfs_attrs, }; -- 1.9.1
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