netdev - Re: [PATCH 2/5] tcp: fix inet6_csk_route

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Date:	Sun, 24 Jun 2012 09:37:33 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Neal Cardwell <ncardwell@...gle.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	Eric Dumazet <edumazet@...gle.com>,
	Tom Herbert <therbert@...gle.com>
Subject: Re: [PATCH 2/5] tcp: fix inet6_csk_route_req() for link-local
 addresses

On Sun, 2012-06-24 at 01:22 -0400, Neal Cardwell wrote:
> Fix inet6_csk_route_req() to use as the flowi6_oif the treq->iif,
> which is correctly fixed up in tcp_v6_conn_request() to handle the
> case of link-local addresses. This brings it in line with the
> tcp_v6_send_synack() code, which is already correctly using the
> treq->iif in this way.
> 
> Signed-off-by: Neal Cardwell <ncardwell@...gle.com>
> ---
>  net/ipv6/inet6_connection_sock.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
> index e6cee52..e23d354 100644
> --- a/net/ipv6/inet6_connection_sock.c
> +++ b/net/ipv6/inet6_connection_sock.c
> @@ -68,7 +68,7 @@ struct dst_entry *inet6_csk_route_req(struct sock *sk,
>  	fl6.daddr = treq->rmt_addr;
>  	final_p = fl6_update_dst(&fl6, np->opt, &final);
>  	fl6.saddr = treq->loc_addr;
> -	fl6.flowi6_oif = sk->sk_bound_dev_if;
> +	fl6.flowi6_oif = treq->iif;
>  	fl6.flowi6_mark = sk->sk_mark;
>  	fl6.fl6_dport = inet_rsk(req)->rmt_port;
>  	fl6.fl6_sport = inet_rsk(req)->loc_port;

Acked-by: Eric Dumazet <edumazet@...gle.com>


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