diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 054548294f03..c1a9ab925976 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -1366,8 +1366,9 @@ static int gswip_port_fdb(struct dsa_switch *ds, int port,
 	int i;
 	int err;
 
+	/* Operation not supported on the CPU port, don't throw errors */
 	if (!bridge)
-		return -EINVAL;
+		return 0;
 
 	for (i = max_ports; i < ARRAY_SIZE(priv->vlans); i++) {
 		if (priv->vlans[i].bridge == bridge) {