The driver core clears the driver data to NULL after device_release
or on probe failure. Thus, it is not needed to manually clear the
device driver data to NULL.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 err_out_disable_pdev:
        pci_disable_device(pdev);
 err_out_free_dev:
-       pci_set_drvdata(pdev, NULL);
        free_netdev(netdev);
        return err;
 }
                free_netdev(netdev);
                pci_release_regions(pdev);
                pci_disable_device(pdev);
-               pci_set_drvdata(pdev, NULL);
        }
 }