If register_netdev() fails , it should return error
code in octep_probe().
Fixes: 862cd659a6fb ("octeon_ep: Add driver framework and device initialization")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        octep_get_mac_addr(octep_dev, octep_dev->mac_addr);
        eth_hw_addr_set(netdev, octep_dev->mac_addr);
 
-       if (register_netdev(netdev)) {
+       err = register_netdev(netdev);
+       if (err) {
                dev_err(&pdev->dev, "Failed to register netdev\n");
                goto register_dev_err;
        }