From: Daniel Borkmann <dborkman@redhat.com>
To: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
hannes@stressinduktion.org,
"linux-sctp@vger.kernel.org" <linux-sctp@vger.kernel.org>
Subject: Re: [PATCH 09/11] sctp: move route updating for redirect to ndisc layer
Date: Thu, 12 Sep 2013 14:33:32 +0200 [thread overview]
Message-ID: <5231B49C.5010305@redhat.com> (raw)
In-Reply-To: <52319CA7.8080809@cn.fujitsu.com>
(Please also cc linux-sctp on this one.)
On 09/12/2013 12:51 PM, Duan Jiong wrote:
> From: Duan Jiong <duanj.fnst@cn.fujitsu.com>
>
> In additon, when dealing with redirect message, it should
> not report error message to user, and need to return
> directly.
>
> Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
> ---
> net/sctp/input.c | 12 ------------
> net/sctp/ipv6.c | 6 +++---
> 2 files changed, 3 insertions(+), 15 deletions(-)
>
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index 5f20686..0d2d4b7 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -413,18 +413,6 @@ void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc,
> sctp_retransmit(&asoc->outqueue, t, SCTP_RTXR_PMTUD);
> }
>
> -void sctp_icmp_redirect(struct sock *sk, struct sctp_transport *t,
> - struct sk_buff *skb)
> -{
> - struct dst_entry *dst;
> -
> - if (!t)
> - return;
> - dst = sctp_transport_dst_check(t);
> - if (dst)
> - dst->ops->redirect(dst, sk, skb);
> -}
> -
> /*
> * SCTP Implementer's Guide, 2.37 ICMP handling procedures
> *
> diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
> index da613ce..ee12d87 100644
> --- a/net/sctp/ipv6.c
> +++ b/net/sctp/ipv6.c
> @@ -151,6 +151,9 @@ static void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
> int err;
> struct net *net = dev_net(skb->dev);
>
> + if (type == NDISC_REDIRECT)
> + return;
> +
> idev = in6_dev_get(skb->dev);
>
> /* Fix up skb to look at the embedded net header. */
> @@ -181,9 +184,6 @@ static void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
> goto out_unlock;
> }
> break;
> - case NDISC_REDIRECT:
> - sctp_icmp_redirect(sk, transport, skb);
> - break;
> default:
> break;
> }
>
next prev parent reply other threads:[~2013-09-12 12:33 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-12 10:41 [PATCH 00/11] ipv6: Do route updating for redirect in ndisc layer Duan Jiong
2013-09-12 10:43 ` [PATCH 01/11] " Duan Jiong
2013-09-12 21:54 ` Hannes Frederic Sowa
2013-09-12 10:44 ` [PATCH 02/11] dccp: move route updating for redirect to " Duan Jiong
2013-09-12 10:45 ` [PATCH 03/11] ipv6: " Duan Jiong
2013-09-12 10:46 ` [PATCH 04/11] " Duan Jiong
2013-09-12 19:03 ` David Miller
2013-09-12 10:47 ` [PATCH 05/11] " Duan Jiong
2013-09-12 10:49 ` [PATCH 06/11] ip6tnl: " Duan Jiong
2013-09-12 10:49 ` [PATCH 07/11] ipv6: " Duan Jiong
2013-09-12 10:50 ` [PATCH 08/11] " Duan Jiong
2013-09-12 10:51 ` [PATCH 09/11] sctp: " Duan Jiong
2013-09-12 12:33 ` Daniel Borkmann [this message]
2013-09-12 10:51 ` [PATCH 10/11] ipv6: " Duan Jiong
2013-09-12 22:04 ` Hannes Frederic Sowa
2013-09-13 1:38 ` Duan Jiong
2013-09-12 10:52 ` [PATCH 11/11] " Duan Jiong
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