netdev - Re: [PATCH net] packet: on direct_xmit, limit tso and csum to supported devices

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Message-ID: <1477443451.7065.163.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Tue, 25 Oct 2016 17:57:31 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Willem de Bruijn <willemdebruijn.kernel@...il.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, daniel@...earbox.net,
        Willem de Bruijn <willemb@...gle.com>
Subject: Re: [PATCH net] packet: on direct_xmit, limit tso and csum to
 supported devices

On Tue, 2016-10-25 at 20:28 -0400, Willem de Bruijn wrote:
> From: Willem de Bruijn <willemb@...gle.com>
> 
> When transmitting on a packet socket with PACKET_VNET_HDR and
> PACKET_QDISC_BYPASS, validate device support for features requested
> in vnet_hdr.


You probably need to add an EXPORT_SYMBOL(validate_xmit_skb_list)
because af_packet might be modular.

Sorry for not catching this earlier.