diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 42e27dba62e2..762abb0dfebb 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -393,8 +393,10 @@ int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev,
 	for_each_available_child_of_node(np_config, np) {
 		ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map,
 					&reserved_maps, num_maps, type);
-		if (ret < 0)
+		if (ret < 0) {
+			of_node_put(np);
 			goto exit;
+		}
 	}
 	return 0;