Some init handlers set iflink, and hence it is required. See tunnel init
routines (ipip_tunnel_init), macvlan_init(), etc
[EMAIL PROTECTED] wrote on 09/06/2007 10:57:24 AM:
> - minor logic cleanup
>
> Signed-off-by: Wang Chen <[EMAIL PROTECTED]>
>
> diff -Nurp linux-2.6.22.4.org/net/core/dev.c linux-2.6.22.4
/net/core/dev.c
> --- linux-2.6.22.4.org/net/core/dev.c 2007-08-22 15:33:40.000000000
> +0800
> +++ linux-2.6.22.4/net/core/dev.c 2007-09-06 13:27:35.000000000 +0800
> @@ -3075,8 +3075,6 @@ int register_netdevice(struct net_device
> dev->xmit_lock_owner = -1;
> spin_lock_init(&dev->ingress_lock);
>
> - dev->iflink = -1;
> -
> /* Init, if this function is available */
> if (dev->init) {
> ret = dev->init(dev);
> @@ -3093,8 +3091,7 @@ int register_netdevice(struct net_device
> }
>
> dev->ifindex = dev_new_index();
> - if (dev->iflink == -1)
> - dev->iflink = dev->ifindex;
> + dev->iflink = dev->ifindex;
>
> /* Check for existence of name */
> head = dev_name_hash(dev->name);
>
>
>
>
>
> -
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