netdev - Re: [PATCH net-next] ipv4: Allow sending multicast packets on specific i/f using VRF socket

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Message-ID: <536d5519-b2a2-c5f0-b17b-a8896a1d06b5@gmail.com>
Date:   Mon, 1 Oct 2018 18:30:35 -0600
From:   David Ahern <dsahern@...il.com>
To:     Mike Manning <mmanning@...tta.att-mail.com>, netdev@...r.kernel.org
Cc:     Robert Shearman <rshearma@...tta.att-mail.com>
Subject: Re: [PATCH net-next] ipv4: Allow sending multicast packets on
 specific i/f using VRF socket

On 10/1/18 2:40 AM, Mike Manning wrote:
> From: Robert Shearman <rshearma@...tta.att-mail.com>
> 
> It is useful to be able to use the same socket for listening in a
> specific VRF, as for sending multicast packets out of a specific
> interface. However, the bound device on the socket currently takes
> precedence and results in the packets not being sent.
> 
> Relax the condition on overriding the output interface to use for
> sending packets out of UDP, raw and ping sockets to allow multicast
> packets to be sent using the specified multicast interface.
> 
> Signed-off-by: Robert Shearman <rshearma@...tta.att-mail.com>
> Signed-off-by: Mike Manning <mmanning@...tta.att-mail.com>
> ---
>  net/ipv4/datagram.c | 2 +-
>  net/ipv4/ping.c     | 2 +-
>  net/ipv4/raw.c      | 2 +-
>  net/ipv4/udp.c      | 2 +-
>  4 files changed, 4 insertions(+), 4 deletions(-)
> 

Reviewed-by: David Ahern <dsahern@...il.com>