regulator: core: use kfree_const() to free space conditionally

Use kfree_const() to free supply_name conditionally in create_regulator()
as supply_name may be allocated from kmalloc() or directly from .rodata
section.

Fixes: 87fe29b ("regulator: push allocations in create_regulator() outside of lock")
Signed-off-by: Wang ShaoBo <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: Wang ShaoBo

drivers/regulator/core.c

@@ -1813,7 +1813,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 
 	regulator = kzalloc(sizeof(*regulator), GFP_KERNEL);
 	if (regulator == NULL) {
-		kfree(supply_name);
+		kfree_const(supply_name);
 		return NULL;
 	}