From: Shan Wei <shanwei@cn.fujitsu.com>
To: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Cc: brian.haley@hp.com, davem@davemloft.net, netdev@vger.kernel.org
Subject: Re: IPV6_RTHDR with a type-0 routing header
Date: Fri, 21 Aug 2009 09:09:29 +0800 [thread overview]
Message-ID: <4A8DF3C9.8000808@cn.fujitsu.com> (raw)
In-Reply-To: <20090820111152.GA20295@uio.no>
Steinar H. Gunderson wrote, at 08/20/2009 07:11 PM:
> Hi,
>
> I've tried attaching a type-0 routing header to my IPv6 packets with
> setsockopt(..., IPV6_RTHDR, ...), but the kernel just returns EINVAL.
> looking at the source, it seems it simply refuses anything that's not type-2;
> should that really be right? I found the following commit:
>
> http://kerneltrap.org/mailarchive/linux-netdev/2008/11/11/4064594
>
> However, it only seems to change EPERM into EINVAL. I don't see any
About the cause of changing EPERM into EINVAL, can refer to
http://marc.info/?l=linux-netdev&m=122046709502496&w=3.
--
Best Regards
Shan Wei
> reasonable explanation why it should not be simply success; in fact, RFC 3452
> only seems to talk about using type-0 headers with this option.
>
> Any ideas?
>
> /* Steinar */
prev parent reply other threads:[~2009-08-21 1:09 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-20 11:11 IPV6_RTHDR with a type-0 routing header Steinar H. Gunderson
2009-08-20 11:29 ` Jens Rosenboom
2009-08-20 11:29 ` Rémi Denis-Courmont
2009-08-20 12:18 ` Steinar H. Gunderson
2009-08-20 12:39 ` Steinar H. Gunderson
2009-08-20 12:53 ` Jens Rosenboom
2009-08-20 13:00 ` Steinar H. Gunderson
2009-08-20 13:11 ` Steinar H. Gunderson
2009-08-21 1:09 ` Shan Wei [this message]
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