From mboxrd@z Thu Jan  1 00:00:00 1970
From: Cong Wang <cwang@twopensource.com>
Subject: Re: [PATCH net] net: vxlan: fix crash when interface is created with
 no group
Date: Thu, 27 Mar 2014 13:20:25 -0700
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Cc: David Stevens <dlstevens@us.ibm.com>,
	David Miller <davem@davemloft.net>,
	netdev <netdev@vger.kernel.org>,
	Or Gerlitz <or.gerlitz@gmail.com>
To: Mike Rapoport <mike.rapoport@ravellosystems.com>
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On Wed, Mar 26, 2014 at 10:50 AM, Mike Rapoport
<mike.rapoport@ravellosystems.com> wrote:
>
> The problem is not only duplication of default destinations, but also
> the mis^Wuse of default_dst to distinguish whether IPv4 or IPv6 path
> should be taken because there is no explicit specification of the
> protocol if neither IFLA_VXLAN_GROUP or IFLA_VXLAN_LOCAL defined at
> vxlan_newlink. Moreover, if neither of these attributes is present, the
> custom configuration will always use v4 socket regardles of use of
> default_dst or fdb entry.

It should default to IPv4 for compatibility reason.