Re: [Qemu-devel] [PATCH v1 2/5] sockets: remove use of QemuOpts from socket_listen

["Daniel P. Berrange" <berrange@redhat.com>]

On Wed, Oct 21, 2015 at 05:54:11PM +0200, Paolo Bonzini wrote:
> 
> 
> On 21/10/2015 17:43, Daniel P. Berrange wrote:
> > +    }
> > +    if (addr->has_ipv6 && addr->ipv6) {
> > +        g_printerr("One\n");
> > +        return PF_INET6;
> > +    }
> > +    if (addr->has_ipv4 && addr->ipv4) {
> > +        g_printerr("Two\n");
> > +        return PF_INET;
> > +    }
> > +    if (addr->has_ipv6 && !addr->ipv6) {
> > +        g_printerr("Three\n");
> > +        return PF_INET;
> > +    }
> > +    if (addr->has_ipv4 && !addr->ipv4) {
> > +        g_printerr("Four\n");
> > +        return PF_INET6;
> > +    }
> > +    g_printerr("Five %d %d %d %d\n",
> > +               addr->has_ipv4, addr->ipv4,
> > +               addr->has_ipv6, addr->ipv6);
> > +    return PF_UNSPEC;
> > +}
> > +
> 
> Apart from the extra debugging output, I think you can merge as
> 
>     if ((addr->has_ipv6 && addr->ipv6) || (addr->has_ipv4 && !addr->ipv4)) {
>         return PF_INET6;
>     }
>     if ((addr->has_ipv4 && addr->ipv4) || (addr->has_ipv6 && !addr->ipv6)) {
>         return PF_INET;
>     }
>     return PF_UNSPEC;
> 
> where the order of the first two is important.

Yes, and next time I'll remember to remove the debugging output before
posting :-)

Regards,
Daniel
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