diff --git a/drivers/base/power/domain_governor.c b/drivers/base/power/domain_governor.c
index a089e3b..d88a62e 100644
--- a/drivers/base/power/domain_governor.c
+++ b/drivers/base/power/domain_governor.c
@@ -42,7 +42,7 @@
  * default_stop_ok - Default PM domain governor routine for stopping devices.
  * @dev: Device to check.
  */
-bool default_stop_ok(struct device *dev)
+static bool default_stop_ok(struct device *dev)
 {
 	struct gpd_timing_data *td = &dev_gpd_data(dev)->td;
 	unsigned long flags;
@@ -229,10 +229,7 @@
 
 #else /* !CONFIG_PM_RUNTIME */
 
-bool default_stop_ok(struct device *dev)
-{
-	return false;
-}
+static inline bool default_stop_ok(struct device *dev) { return false; }
 
 #define default_power_down_ok	NULL
 #define always_on_power_down_ok	NULL