diff --git a/target/linux/realtek/files-6.12/drivers/net/dsa/rtl83xx/common.c b/target/linux/realtek/files-6.12/drivers/net/dsa/rtl83xx/common.c
index 53e79bde82..373ab3728d 100644
--- a/target/linux/realtek/files-6.12/drivers/net/dsa/rtl83xx/common.c
+++ b/target/linux/realtek/files-6.12/drivers/net/dsa/rtl83xx/common.c
@@ -241,32 +241,23 @@ static int rtldsa_bus_c45_write(struct mii_bus *bus, int addr, int devad, int re
 
 static int rtl83xx_mdio_probe(struct rtl838x_switch_priv *priv)
 {
-	struct device_node *dn, *phy_node, *pcs_node, *led_node, *np, *mii_np;
+	struct device_node *dn, *phy_node, *pcs_node, *led_node;
 	struct device *dev = priv->dev;
 	struct mii_bus *bus;
 	int ret;
 	u32 pn;
 
-	np = of_find_compatible_node(NULL, NULL, "realtek,otto-mdio");
-	if (!np) {
-		dev_err(priv->dev, "mdio controller node not found");
+	dn = of_find_compatible_node(NULL, NULL, "realtek,otto-mdio");
+	if (!dn)
 		return -ENODEV;
-	}
 
-	mii_np = of_get_child_by_name(np, "mdio-bus");
-	if (!mii_np) {
-		dev_err(priv->dev, "mdio-bus subnode not found");
-		return -ENODEV;
-	}
-
-	priv->parent_bus = of_mdio_find_bus(mii_np);
-	if (!priv->parent_bus) {
-		dev_dbg(priv->dev, "Deferring probe of mdio bus\n");
-		return -EPROBE_DEFER;
-	}
-	if (!of_device_is_available(mii_np))
+	if (!of_device_is_available(dn))
 		ret = -ENODEV;
 
+	priv->parent_bus = of_mdio_find_bus(dn);
+	if (!priv->parent_bus)
+		return -EPROBE_DEFER;
+
 	bus = devm_mdiobus_alloc(priv->ds->dev);
 	if (!bus)
 		return -ENOMEM;
@@ -284,10 +275,8 @@ static int rtl83xx_mdio_probe(struct rtl838x_switch_priv *priv)
 	priv->ds->user_mii_bus->priv = priv;
 
 	ret = mdiobus_register(priv->ds->user_mii_bus);
-	if (ret && mii_np) {
-		of_node_put(dn);
+	if (ret)
 		return ret;
-	}
 
 	dn = of_find_compatible_node(NULL, NULL, "realtek,rtl83xx-switch");
 	if (!dn) {
diff --git a/target/linux/realtek/files-6.12/drivers/net/mdio/mdio-realtek-otto.c b/target/linux/realtek/files-6.12/drivers/net/mdio/mdio-realtek-otto.c
index acaed57f3f..83fcb935a4 100644
--- a/target/linux/realtek/files-6.12/drivers/net/mdio/mdio-realtek-otto.c
+++ b/target/linux/realtek/files-6.12/drivers/net/mdio/mdio-realtek-otto.c
@@ -1012,21 +1012,12 @@ static int rtmdio_reset(struct mii_bus *bus)
 
 static int rtmdio_probe(struct platform_device *pdev)
 {
-	struct device_node *dn, *mii_np;
+	struct device_node *dn;
 	struct device *dev = &pdev->dev;
 	struct rtmdio_bus_priv *priv;
 	struct mii_bus *bus;
 	u32 pn;
 
-	mii_np = of_get_child_by_name(dev->of_node, "mdio-bus");
-	if (!mii_np)
-		return -ENODEV;
-
-	if (!of_device_is_available(mii_np)) {
-		of_node_put(mii_np);
-		return -ENODEV;
-	}
-
 	bus = devm_mdiobus_alloc_size(dev, sizeof(*priv));
 	if (!bus)
 		return -ENOMEM;
@@ -1082,7 +1073,7 @@ static int rtmdio_probe(struct platform_device *pdev)
 
 	snprintf(bus->id, MII_BUS_ID_SIZE, "%s-mii", dev_name(dev));
 
-	return devm_of_mdiobus_register(dev, bus, mii_np);
+	return devm_of_mdiobus_register(dev, bus, dev->of_node);
 }
 
 static const struct rtmdio_config rtmdio_838x_cfg = {