diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 12df00f593b775669c7fc77a8869da6b41d012fb..437cd6eb4faa39338108b73b43abaa89a559607c 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4389,6 +4389,9 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
 	int port;
 	int err;
 
+	if (!np && !pdata)
+		return -EINVAL;
+
 	if (np)
 		compat_info = of_device_get_match_data(dev);