net: dsa: b53: Use dev_err_probe()

Rather than print an error even when we get -EPROBE_DEFER, use
dev_err_probe() to filter out those messages.

Link: https://github.com/openwrt/openwrt/pull/11680Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20240820004436.224603-1-florian.fainelli@broadcom.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/dsa/b53/b53_mdio.c

@@ -343,10 +343,9 @@ static int b53_mdio_probe(struct mdio_device *mdiodev)
 	dev_set_drvdata(&mdiodev->dev, dev);
 
 	ret = b53_switch_register(dev);
-	if (ret) {
-		dev_err(&mdiodev->dev, "failed to register switch: %i\n", ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(&mdiodev->dev, ret,
+				     "failed to register switch\n");
 
 	return ret;
 }