netdev - Re: data is truncated in skb

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Date:	Fri, 2 Mar 2012 15:43:57 +0100
From:	Francois Romieu <romieu@...zoreil.com>
To:	Syed Muhammad Mohsin Kazmi <08beesmmkazmi@...cs.edu.pk>
Cc:	netdev@...r.kernel.org
Subject: Re: data is truncated in skb

Syed Muhammad Mohsin Kazmi <08beesmmkazmi@...cs.edu.pk> :
[...]
> 	if(skb->data == push3)
> 	{
> 		skb_set_mac_header(skb,0);
> 	
> 		skb_pull(skb,ETH_HLEN);

May be this skb_pull as a start. Hard to tell without context (and I am not
a free as in beer consultant for proprietary or academic homework).

[...]
> 	printk("\t\t\tencapsulated Buffer\n");

Help yourself: see Documentation/trace/kprobetrace.txt and check the
skb_xyz calls.

-- 
Ueomor
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