linux-kernel - Re: Change In sk_buff structure in 2.6.22 kernel

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Message-Id: <E1JKNUz-0000jh-00@gondolin.me.apana.org.au>
Date:	Thu, 31 Jan 2008 11:41:49 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	shemminger@...ux-foundation.org (Stephen Hemminger)
Cc:	pvjuliet@...il.com, linux-kernel@...r.kernel.org
Subject: Re: Change In sk_buff structure in 2.6.22 kernel

Stephen Hemminger <shemminger@...ux-foundation.org> wrote:
>
>> Networking code and drivers are supposed to use skb->transport_header,
>> skb->network_header, and skb->skb_mac_header.
>> But when I am trying to access fields of TCP using the code
>> struct tcphdr *tcp = skb->transport_header;
>> tcp->   //accessing proper field
>> It is not accessing the value properly ...
>> Can anyone please help me ???
>
> Use the new accessor functions skb_transport_header(skb), skb_network_header(skb),

There are also protocol helpers like tcp_hdr.

Cheers,
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