diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index 2f3bbde9a9e1..ea9380079578 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -1409,7 +1409,7 @@ bool dev_pm_opp_of_has_required_opp(struct device *dev)
  * dev_pm_opp_get_of_node() - Gets the DT node corresponding to an opp
  * @opp:	opp for which DT node has to be returned for
  *
- * Return: DT node corresponding to the opp, else 0 on success.
+ * Return: DT node corresponding to the opp, else NULL.
  *
  * The caller needs to put the node with of_node_put() after using it.
  */