linux-kernel - Re: linux-next: Tree for February 18 (netfilter)

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Message-ID: <4B7D7DD0.4050802@oracle.com>
Date:	Thu, 18 Feb 2010 09:50:08 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Patrick McHardy <kaber@...sh.net>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	netfilter-devel@...r.kernel.org, Netdev <netdev@...r.kernel.org>
Subject: Re: linux-next: Tree for February 18 (netfilter)

On 02/18/10 09:45, Patrick McHardy wrote:
> Randy Dunlap wrote:
>> On 02/18/10 09:03, Patrick McHardy wrote:
>>> Randy Dunlap wrote:
>>>> On 02/18/10 01:49, Stephen Rothwell wrote:
>>>>> Hi all,
>>>>>
>>>>> Changes since 20100217:
>>>>>
>>>>> The net tree lost its build failure but gained a conflict against the kvm
>>>>> tree.
>>>>
>>>> include/net/netfilter/nf_conntrack.h:94: error: field 'ct_general' has incomplete type
>>>> include/net/netfilter/nf_conntrack.h:178: error: 'const struct sk_buff' has no member named 'nfct'
>>>> include/net/netfilter/nf_conntrack.h:185: error: implicit declaration of function 'nf_conntrack_put'
>>>> include/net/netfilter/nf_conntrack.h:294: error: 'const struct sk_buff' has no member named 'nfct'
>>>> net/ipv4/netfilter/nf_defrag_ipv4.c:45: error: 'struct sk_buff' has no member named 'nfct'
>>>> net/ipv4/netfilter/nf_defrag_ipv4.c:46: error: 'struct sk_buff' has no member named 'nfct'
>>>>
>>>> CONFIG_NF_CONNTRACK is not enabled
>>>> but CONFIG_NF_DEFRAG_IPV4=y.  It is "select"ed by
>>>> NETFILTER_XT_MATCH_SOCKET and NETFILTER_XT_TARGET_TPROXY,
>>>> both of which are enabled.
>>>>
>>>> Hm, NETFILTER_XT_MATCH_SOCKET depends on !NF_CONNTRACK || NF_CONNTRACK.
>>>> Maybe NETFILTER_XT_TARGET_TPROXY needs to do that also.  No, that would
>>>> go against that config option's help text:
>>> No, the problem is use of skb->nfct without CONFIG_NF_CONNTRACK.
>>>
>>> This patch should fix it.
>>
>> Nope:
>>
>> In file included from /lnx/src/NEXT/linux-next-20100218/include/net/netfilter/nf_conntrack_extend.h:4,
>>                  from /lnx/src/NEXT/linux-next-20100218/include/net/netfilter/nf_conntrack_zones.h:4,
>>                  from /lnx/src/NEXT/linux-next-20100218/net/ipv4/netfilter/nf_defrag_ipv4.c:19:
>> /lnx/src/NEXT/linux-next-20100218/include/net/netfilter/nf_conntrack.h:94: error: field 'ct_general' has incomplete type
>> /lnx/src/NEXT/linux-next-20100218/include/net/netfilter/nf_conntrack.h: In function 'nf_ct_get':
> 
> Ah I see, we must not include nf_conntrack.h at all. Eventually
> we need to fix this properly by making nf_conntrack.h usable
> even with NF_CONNTRACK=n, but that's a more complicated change.
> 
> This patch works fine for me using your config:
> 

Ack.  Thanks.

-- 
~Randy
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