driver model: constify attribute groups

Let attribute group vectors be declared "const".  We'd
like to let most attribute metadata live in read-only
sections... this is a start.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 0f95405c2c5e..6527f3f34493 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -656,7 +656,7 @@ static struct attribute_group ccwdev_attr_group = {
         .attrs = ccwdev_attrs,
 };
 
-static struct attribute_group *ccwdev_attr_groups[] = {
+static const struct attribute_group *ccwdev_attr_groups[] = {
         &ccwdev_attr_group,
         NULL,
 };