Messages in this thread | | | From | Arnd Bergmann <> | Date | Fri, 6 Jul 2018 17:14:06 +0200 | Subject | Re: [PATCH] netfilter: conntrack: add weak IPV6 dependency |
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On Fri, Jul 6, 2018 at 5:00 PM, Florian Westphal <fw@strlen.de> wrote: > Arnd Bergmann <arnd@arndb.de> wrote: >> and that resulted in a new build failure: >> >> net/netfilter/nf_conntrack_proto.o:(.rodata+0x788): undefined >> reference to `nf_conntrack_l4proto_icmpv6' >> net/ipv6/netfilter/nf_conntrack_reasm.o: In function `nf_ct_frag6_expire': >> nf_conntrack_reasm.c:(.text+0x2320): undefined reference to >> `ip6_expire_frag_queue' >> net/ipv6/netfilter/nf_conntrack_reasm.o: In function `nf_ct_frag6_init': >> nf_conntrack_reasm.c:(.text+0x2384): undefined reference to `ip6_frag_init' >> nf_conntrack_reasm.c:(.text+0x2394): undefined reference to `ip6_frag_init' >> nf_conntrack_reasm.c:(.text+0x2398): undefined reference to `ip6_rhash_params' >> net/ipv6/netfilter/nf_conntrack_reasm.o: In function `nf_ct_frag6_expire': >> nf_conntrack_reasm.c:(.text+0x10bc): undefined reference to >> `ip6_expire_frag_queue' >> >> I don't think we can get CONFIG_NF_DEFRAG_IPV6=y to work with IPV6=m. > > Yes, not with current implementation, but I still don't think this > is unavoidable. > > In case this is urgent I'm fine with the patch that adds the dependency, > otherwise I'd like to try and disentangle nf_conntrack_reasm and ipv6.
I don't think any real users depend on it, but I hit the problem quite frequently in randconfig testing on linux-next.
Arnd
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