diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index e3aa64798f7d3..4fcae8458359c 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1224,6 +1224,7 @@ static int pcs_parse_bits_in_pinctrl_entry(struct pcs_device *pcs,
 
 	if (PCS_HAS_PINCONF) {
 		dev_err(pcs->dev, "pinconf not supported\n");
+		res = -ENOTSUPP;
 		goto free_pingroups;
 	}