From: kristof@sigsegv.be (Kristof Provost)
To: kernelnewbies@lists.kernelnewbies.org
Subject: How to debug "Malformed Packet (Exception occurred)" when send a udp packet?
Date: Tue, 16 Sep 2014 17:05:01 +0200 [thread overview]
Message-ID: <20140916150500.GD22564@vega.codepro.be> (raw)
In-Reply-To: <CA+5jrfma=U6csKipwzGmg6JS_ra6x+rkRx=Cy1+H7PfPsNXTDA@mail.gmail.com>
On 2014-09-07 17:12:33 (+0800), lx <lxlenovostar@gmail.com> wrote:
> I want to send a udp packet in kernel module. the codes is:
Why?
> // iph->version = 4; iph->ihl = 5;
> put_unaligned(0x45, (unsigned char *)send_iph);
> send_iph->tos = 0;
> put_unaligned(htons(iph_len), &(send_iph->tot_len));
^- That's probably your problem.
Regards,
Kristof
next prev parent reply other threads:[~2014-09-16 15:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-07 9:12 How to debug "Malformed Packet (Exception occurred)" when send a udp packet? lx
2014-09-16 15:05 ` Kristof Provost [this message]
2014-09-16 15:12 ` ankur dwivedi
2014-09-28 6:38 ` lx
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