[PATCH 1/3] driver core: constify group arrays arguments in driver_add_groups and driver_remove_groups

[Heiner Kallweit <hkallweit1@gmail.com>]

Constify the groups array argument in driver_add_groups and
driver_remove_groups. This allows to pass constant arrays as
arguments.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
---
 drivers/base/base.h   | 6 ++++--
 drivers/base/driver.c | 4 ++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 3bc8e6fd0..747530465 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -196,8 +196,10 @@ static inline void dev_sync_state(struct device *dev)
 		dev->driver->sync_state(dev);
 }
 
-int driver_add_groups(const struct device_driver *drv, const struct attribute_group **groups);
-void driver_remove_groups(const struct device_driver *drv, const struct attribute_group **groups);
+int driver_add_groups(const struct device_driver *drv,
+		      const struct attribute_group *const *groups);
+void driver_remove_groups(const struct device_driver *drv,
+			  const struct attribute_group *const *groups);
 void device_driver_detach(struct device *dev);
 
 static inline void device_set_driver(struct device *dev, const struct device_driver *drv)
diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index 8ab010ddf..c5ebf1fda 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -203,13 +203,13 @@ void driver_remove_file(const struct device_driver *drv,
 EXPORT_SYMBOL_GPL(driver_remove_file);
 
 int driver_add_groups(const struct device_driver *drv,
-		      const struct attribute_group **groups)
+		      const struct attribute_group *const *groups)
 {
 	return sysfs_create_groups(&drv->p->kobj, groups);
 }
 
 void driver_remove_groups(const struct device_driver *drv,
-			  const struct attribute_group **groups)
+			  const struct attribute_group *const *groups)
 {
 	sysfs_remove_groups(&drv->p->kobj, groups);
 }
-- 
2.53.0