[PATCH] netfilter: fix Kconfig dependencies for nft_dup_ipv{4,6}

[Pablo Neira Ayuso]

On Fri, Oct 16, 2015 at 10:10:04PM +0200, Arnd Bergmann wrote:
> nft_dup_ipv4 and nft_dup_ipv6 select the respective nf_dup_ipv{4,6}
> drivers, which must not be built-in if nf_conntrack is a loadable
> module, otherwise we get a link error:
> 
> net/built-in.o: In function `nf_dup_ipv6':
> (.text+0xdef20): undefined reference to `nf_conntrack_untracked'
> 
> The dependency was fixed for the nf_dup_* modules recently, but this
> patch adds the same dependency to the nft_dup_* modules for
> the (hopefully) complete fix.

Already have this patch for this enqueued here:

http://git.kernel.org/cgit/linux/kernel/git/pablo/nf.git/commit/?id=6ece90f9a13e2592cbd6634f74bcb306169b5ab6

Will be submitting this to David asap. Thanks anyway.