From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH iproute2] ipmaddr: use preferred_family when given
Date: Fri, 17 Aug 2018 09:29:52 -0700
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References: <20180815230855.130278-1-mahesh@bandewar.net>
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Cc: netdev <netdev@vger.kernel.org>,
        Mahesh Bandewar <maheshb@google.com>
To: Mahesh Bandewar <mahesh@bandewar.net>
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On Wed, 15 Aug 2018 16:08:55 -0700
Mahesh Bandewar <mahesh@bandewar.net> wrote:

> From: Mahesh Bandewar <maheshb@google.com>
> 
> When creating socket() AF_INET is used irrespective of the family
> that is given at the command-line (with -4, -6, or -0). This change
> will open the socket with the preferred family.
> 
> Signed-off-by: Mahesh Bandewar <maheshb@google.com>
> ---
>  ip/ipmaddr.c | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)

What is impact of this? Does ip multicast address changes not work on IPv6?
Or is it just doing the right thing?