Re: [PATCH net-next 1/3] Add LAN743X driver

[Stephen Hemminger]

On Fri, 11 Aug 2017 19:47:57 +0000
<bryan.whiteh...@microchip.com> wrote:

> +
> +     netdev = alloc_etherdev(sizeof(struct lan743x_adapter));
> +     if (!netdev) {
> +             NETIF_ERROR(adapter, probe, adapter->netdev,
> +                         "alloc_etherdev returned NULL");
> +             ret = -ENOMEM;
> +             goto clean_up;
> +     }
> +
> +     strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
> +     SET_NETDEV_DEV(netdev, &pdev->dev);
> +     pci_set_drvdata(pdev, netdev);
> +     adapter = netdev_priv(netdev);
> +     if (!adapter) {
> +             NETIF_ERROR(adapter, probe, adapter->netdev,
> +                         "netdev_priv returned NULL");
> +             ret = -ENOMEM;
> +             goto clean_up;
> +     }
> +     memset(adapter, 0, sizeof(struct lan743x_adapter));

netdev_priv area is already zerod