netdev - Re: data is truncated in skb

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20120302144357.GC31240@electric-eye.fr.zoreil.com>
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
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html