diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index 870910bb9dd3..200e43a6f4b4 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -610,6 +610,7 @@ static int rockchip_gpiolib_register(struct rockchip_pin_bank *bank)
 			return -ENODATA;
 
 		pctldev = of_pinctrl_get(pctlnp);
+		of_node_put(pctlnp);
 		if (!pctldev)
 			return -ENODEV;