usb: chipidea: constify attribute_group structures.

attribute_group are not supposed to change at runtime. All functions
working with attribute_group provided by <linux/sysfs.h> work with
const attribute_group. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index b17ed3a9a3045ff9d9c88aacca3d8b1ffc98a06e..1ef3ae4dc908fcc93e98e5226cf01733332fdbb4 100644 (file)
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -887,7 +887,7 @@ static struct attribute *ci_attrs[] = {
        NULL,
 };
 
-static struct attribute_group ci_attr_group = {
+static const struct attribute_group ci_attr_group = {
        .attrs = ci_attrs,
 };