regulator: Constify the pointer to alias name array

Toughen-up checks for read-only regulator names.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

4 files changed, 28 insertions, 23 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 9a09f3cdbabb..ba28d29b66d2 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1597,9 +1597,10 @@ EXPORT_SYMBOL_GPL(regulator_unregister_supply_alias);
  * registered any aliases that were registered will be removed
  * before returning to the caller.
  */
-int regulator_bulk_register_supply_alias(struct device *dev, const char **id,
+int regulator_bulk_register_supply_alias(struct device *dev,
+                                         const char *const *id,
                                          struct device *alias_dev,
-                                         const char **alias_id,
+                                         const char *const *alias_id,
                                          int num_id)
 {
         int i;
@@ -1637,7 +1638,7 @@ EXPORT_SYMBOL_GPL(regulator_bulk_register_supply_alias);
  * aliases in one operation.
  */
 void regulator_bulk_unregister_supply_alias(struct device *dev,
-                                            const char **id,
+                                            const char *const *id,
                                             int num_id)
 {
         int i;
diff --git a/drivers/regulator/devres.c b/drivers/regulator/devres.c
index f44818b838dc..8f785bc9e510 100644
--- a/drivers/regulator/devres.c
+++ b/drivers/regulator/devres.c
@@ -360,9 +360,9 @@ EXPORT_SYMBOL_GPL(devm_regulator_unregister_supply_alias);
  * will be removed before returning to the caller.
  */
 int devm_regulator_bulk_register_supply_alias(struct device *dev,
-                                              const char **id,
+                                              const char *const *id,
                                               struct device *alias_dev,
-                                              const char **alias_id,
+                                              const char *const *alias_id,
                                               int num_id)
 {
         int i;
@@ -404,7 +404,7 @@ EXPORT_SYMBOL_GPL(devm_regulator_bulk_register_supply_alias);
  * will ensure that the resource is freed.
  */
 void devm_regulator_bulk_unregister_supply_alias(struct device *dev,
-                                                 const char **id,
+                                                 const char *const *id,
                                                  int num_id)
 {
         int i;
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index bdba8c61207b..f543de91ce19 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -63,7 +63,7 @@ struct mfd_cell {
         /* A list of regulator supplies that should be mapped to the MFD
          * device rather than the child device when requested
          */
-        const char              **parent_supplies;
+        const char * const      *parent_supplies;
         int                     num_parent_supplies;
 };
 
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index e530681bea70..10d0a53f4cd3 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -151,11 +151,13 @@ int regulator_register_supply_alias(struct device *dev, const char *id,
                                     const char *alias_id);
 void regulator_unregister_supply_alias(struct device *dev, const char *id);
 
-int regulator_bulk_register_supply_alias(struct device *dev, const char **id,
+int regulator_bulk_register_supply_alias(struct device *dev,
+                                         const char *const *id,
                                          struct device *alias_dev,
-                                         const char **alias_id, int num_id);
+                                         const char *const *alias_id,
+                                         int num_id);
 void regulator_bulk_unregister_supply_alias(struct device *dev,
-                                            const char **id, int num_id);
+                                            const char * const *id, int num_id);
 
 int devm_regulator_register_supply_alias(struct device *dev, const char *id,
                                          struct device *alias_dev,
@@ -164,12 +166,12 @@ void devm_regulator_unregister_supply_alias(struct device *dev,
                                             const char *id);
 
 int devm_regulator_bulk_register_supply_alias(struct device *dev,
-                                              const char **id,
+                                              const char *const *id,
                                               struct device *alias_dev,
-                                              const char **alias_id,
+                                              const char *const *alias_id,
                                               int num_id);
 void devm_regulator_bulk_unregister_supply_alias(struct device *dev,
-                                                 const char **id,
+                                                 const char *const *id,
                                                  int num_id);
 
 /* regulator output control and status */
@@ -290,17 +292,17 @@ static inline void regulator_unregister_supply_alias(struct device *dev,
 }
 
 static inline int regulator_bulk_register_supply_alias(struct device *dev,
-                                                       const char **id,
-                                                       struct device *alias_dev,
-                                                       const char **alias_id,
-                                                       int num_id)
+                                                const char *const *id,
+                                                struct device *alias_dev,
+                                                const char * const *alias_id,
+                                                int num_id)
 {
         return 0;
 }
 
 static inline void regulator_bulk_unregister_supply_alias(struct device *dev,
-                                                          const char **id,
-                                                          int num_id)
+                                                const char * const *id,
+                                                int num_id)
 {
 }
 
@@ -317,15 +319,17 @@ static inline void devm_regulator_unregister_supply_alias(struct device *dev,
 {
 }
 
-static inline int devm_regulator_bulk_register_supply_alias(
-                struct device *dev, const char **id, struct device *alias_dev,
-                const char **alias_id, int num_id)
+static inline int devm_regulator_bulk_register_supply_alias(struct device *dev,
+                                                const char *const *id,
+                                                struct device *alias_dev,
+                                                const char *const *alias_id,
+                                                int num_id)
 {
         return 0;
 }
 
 static inline void devm_regulator_bulk_unregister_supply_alias(
-                struct device *dev, const char **id, int num_id)
+        struct device *dev, const char *const *id, int num_id)
 {
 }