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>

diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 021e503..1fbf7c7 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -132,7 +132,7 @@
 extern void __scsi_remove_device(struct scsi_device *);
 
 extern struct bus_type scsi_bus_type;
-extern struct attribute_group *scsi_sysfs_shost_attr_groups[];
+extern const struct attribute_group *scsi_sysfs_shost_attr_groups[];
 
 /* scsi_netlink.c */
 #ifdef CONFIG_SCSI_NETLINK
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 91482f2..fde5453 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -275,7 +275,7 @@
 	.attrs =	scsi_sysfs_shost_attrs,
 };
 
-struct attribute_group *scsi_sysfs_shost_attr_groups[] = {
+const struct attribute_group *scsi_sysfs_shost_attr_groups[] = {
 	&scsi_shost_attr_group,
 	NULL
 };
@@ -745,7 +745,7 @@
 	.attrs =	scsi_sdev_attrs,
 };
 
-static struct attribute_group *scsi_sdev_attr_groups[] = {
+static const struct attribute_group *scsi_sdev_attr_groups[] = {
 	&scsi_sdev_attr_group,
 	NULL
 };