linux-kernel - Re: [PATCH] netfilter: fix nf_tables filter chain type build

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Date:   Fri, 27 Apr 2018 00:15:15 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, coreteam@...filter.org,
        netfilter-devel@...r.kernel.org, Florian Westphal <fw@...len.de>,
        Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        kbuild test robot <lkp@...el.com>
Subject: Re: [PATCH] netfilter: fix nf_tables filter chain type build

On Sat, Apr 21, 2018 at 09:10:09PM -0700, Randy Dunlap wrote:
> From: Randy Dunlap <rdunlap@...radead.org>
> 
> Fix build errors due to a missing Kconfig dependency term.
> Fixes these build errors:
> 
> net/ipv6/netfilter/nft_chain_nat_ipv6.o: In function `nft_nat_do_chain':
> net/ipv6/netfilter/nft_chain_nat_ipv6.c:37: undefined reference to `nft_do_chain'
> net/ipv6/netfilter/nft_chain_nat_ipv6.o: In function `nft_chain_nat_ipv6_exit':
> net/ipv6/netfilter/nft_chain_nat_ipv6.c:94: undefined reference to `nft_unregister_chain_type'
> net/ipv6/netfilter/nft_chain_nat_ipv6.o: In function `nft_chain_nat_ipv6_init':
> net/ipv6/netfilter/nft_chain_nat_ipv6.c:87: undefined reference to `nft_register_chain_type'

Thanks for sending a patch for this Randy.

We have a patch to address this that should fix this:

https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf.git/commit/?id=39f2ff0816e5421476c2bc538b68b4bb0708a78e

Thanks!