From: wenxu <wenxu@xxxxxxxxx> CONFIG_NETFILTER=m and CONFIG_NF_DEFRAG_IPV6 is not set ERROR: "nf_ct_frag6_gather" [net/ipv6/ipv6.ko] undefined! Fixes: c9bb6165a16e ("netfilter: nf_conntrack_bridge: fix CONFIG_IPV6=y") Reported-by: kbuild test robot <lkp@xxxxxxxxx> Signed-off-by: wenxu <wenxu@xxxxxxxxx> Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> --- net/ipv6/netfilter.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c index d9673e10c60c..86048dce301b 100644 --- a/net/ipv6/netfilter.c +++ b/net/ipv6/netfilter.c @@ -238,8 +238,10 @@ static const struct nf_ipv6_ops ipv6ops = { .route_input = ip6_route_input, .fragment = ip6_fragment, .reroute = nf_ip6_reroute, -#if IS_MODULE(CONFIG_IPV6) +#if IS_MODULE(CONFIG_IPV6) && IS_ENABLED(CONFIG_NF_DEFRAG_IPV6) .br_defrag = nf_ct_frag6_gather, +#endif +#if IS_MODULE(CONFIG_IPV6) .br_fragment = br_ip6_fragment, #endif }; -- 2.11.0