diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index a44c2680c423..9388d6fac7d4 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -2536,6 +2536,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np,
 		np_config = of_find_node_by_phandle(be32_to_cpup(phandle));
 		ret = pinconf_generic_parse_dt_config(np_config, NULL,
 				&grp->data[j].configs, &grp->data[j].nconfigs);
+		of_node_put(np_config);
 		if (ret)
 			return ret;
 	}