usb: phy-tahvo: 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: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c
index a31c8682e99864e57dcb66d0db7c1f1b249d4de9..8babd318c0ed3230eb96bb1d303d06c4ebca8eaa 100644 (file)
--- a/drivers/usb/phy/phy-tahvo.c
+++ b/drivers/usb/phy/phy-tahvo.c
@@ -326,7 +326,7 @@ static struct attribute *tahvo_attributes[] = {
        NULL
 };
 
-static struct attribute_group tahvo_attr_group = {
+static const struct attribute_group tahvo_attr_group = {
        .attrs = tahvo_attributes,
 };