netdev - Re: [PATCH v5 net-next 1/3] seg6: export get

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Date:   Mon, 3 Jan 2022 10:31:25 -0700
From:   David Ahern <dsahern@...il.com>
To:     Andrew Lunn <andrew@...n.ch>, David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        David Ahern <dsahern@...nel.org>,
        Willem de Bruijn <willemb@...gle.com>,
        James Prestwood <prestwoj@...il.com>,
        Justin Iurman <justin.iurman@...ege.be>,
        Praveen Chaudhary <praveen5582@...il.com>,
        "Jason A . Donenfeld" <Jason@...c4.com>,
        Eric Dumazet <edumazet@...gle.com>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v5 net-next 1/3] seg6: export get_srh() for ICMP handling

On 1/3/22 10:11 AM, Andrew Lunn wrote:
> An ICMP error message can contain in its message body part of an IPv6
> packet which invoked the error. Such a packet might contain a segment
> router header. Export get_srh() so the ICMP code can make use of it.
> 
> Since his changes the scope of the function from local to global, add
> the seg6_ prefix to keep the namespace clean. And move it into seg6.c
> so it is always available, not just when IPV6_SEG6_LWTUNNEL is
> enabled.
> 
> Signed-off-by: Andrew Lunn <andrew@...n.ch>
> ---
>  include/net/seg6.h    |  1 +
>  net/ipv6/seg6.c       | 29 +++++++++++++++++++++++++++++
>  net/ipv6/seg6_local.c | 33 ++-------------------------------
>  3 files changed, 32 insertions(+), 31 deletions(-)
> 

Reviewed-by: David Ahern <dsahern@...nel.org>