netdev - Re: [PATCH net-next v3 2/2] vxlan: allow specifying multiple default destinations

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Date:	Thu, 30 May 2013 12:37:39 +0100
From:	Thomas Graf <tgraf@...g.ch>
To:	Mike Rapoport <mike.rapoport@...ellosystems.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next v3 2/2] vxlan: allow specifying multiple default
 destinations

On 05/30/13 at 02:16pm, Mike Rapoport wrote:
> On Thu, May 30, 2013 at 12:09:48PM +0100, Thomas Graf wrote:
> > Looks much better, thanks for taking the feedback. Some additional
> > feedback inlined:
> >
> > > +   const struct vxlan_dev *vxlan)
> > > +{
> > > + struct vxlan_rdst *rdst;
> > > + struct nlattr *nest, *rdst_nest;
> > > + __be32 ip;
> > > + int i;
> > > +
> > > + if (vxlan->remote_cnt) {
> > > + nest = nla_nest_start(skb, IFLA_VXLAN_REMOTES);
> > > + if (nest == NULL)
> > > + goto nla_put_failure;
> > > +
> > > + for (rdst = vxlan->default_dst.remote_next, i = 0; rdst;
> > > +     rdst = rdst->remote_next, i++) {
> > > + ip = rdst->remote_ip;
> > > +
> > > + rdst_nest = nla_nest_start(skb, i);
> >
> > Attribute type '0' is reserved, please don't use it. Start with '1'.
> >
> > > +enum {
> > > + IFLA_VXLAN_REMOTE_NEW,
> > > + IFLA_VXLAN_REMOTE_DEL,
> > > +};
> >
> > Same here, attribute type '0' is reserved.
> 
> Does it mean I have to add _UNSPEC and _MAX? And, consequently, rename
> either REMOTE_{NEW,DEL} or REMOTE_ADDR and friends to avoid redefinition
> of _MAX attribute?

I think this is good enough:

enum {
	IFLA_VXLAN_REMOTE_NEW = 1,
	IFLA_VXLAN_REMOTE_DEL,
};

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