regulator: core: Constify the regulator_desc passed in when registering

Drivers should be able to declare their descriptors const and the framework
shouldn't ever be modifying the desciptor. Make the parameter and the
pointer in regulator_dev const to enforce this.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index c056abd7562a..c4b626789f8e 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2829,7 +2829,8 @@ static void rdev_init_debugfs(struct regulator_dev *rdev)
  * Called by regulator drivers to register a regulator.
  * Returns 0 on success.
  */
-struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
+struct regulator_dev *
+regulator_register(const struct regulator_desc *regulator_desc,
         struct device *dev, const struct regulator_init_data *init_data,
         void *driver_data, struct device_node *of_node)
 {