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-rw-r--r--drivers/regulator/fixed.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c
index 716ea375f50f..6828dce72371 100644
--- a/drivers/regulator/fixed.c
+++ b/drivers/regulator/fixed.c
@@ -51,7 +51,8 @@ struct fixed_voltage_data {
* tree node, returns a pointer to the populated structure of NULL if memory
* alloc fails.
*/
-struct fixed_voltage_config *of_get_fixed_voltage_config(struct device *dev)
+static struct fixed_voltage_config *
+of_get_fixed_voltage_config(struct device *dev)
{
struct fixed_voltage_config *config;
struct device_node *np = dev->of_node;
@@ -64,6 +65,9 @@ struct fixed_voltage_config *of_get_fixed_voltage_config(struct device *dev)
return NULL;
config->init_data = of_get_regulator_init_data(dev);
+ if (!config->init_data)
+ return NULL;
+
init_data = config->init_data;
config->supply_name = init_data->constraints.name;
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