+ Pablo, netfilter-devel@xxxxxxxxxxxxxxx
On Tue, Sep 01, 2020 at 04:56:02PM +0200, Eelco Chaudron wrote:
> The openvswitch module fails initialization when used in a kernel
> without IPv6 enabled. nf_conncount_init() fails because the ct code
> unconditionally tries to initialize the netns IPv6 related bit,
> regardless of the build option. The change below ignores the IPv6
> part if not enabled.
>
> Note that the corresponding _put() function already has this IPv6
> configuration check.
>
> Fixes: 11efd5cb04a1 ("openvswitch: Support conntrack zone limit")
> Signed-off-by: Eelco Chaudron <echaudro@xxxxxxxxxx>
Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxxx>
> ---
> net/netfilter/nf_conntrack_proto.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
> index 95f79980348c..47e9319d2cf3 100644
> --- a/net/netfilter/nf_conntrack_proto.c
> +++ b/net/netfilter/nf_conntrack_proto.c
> @@ -565,6 +565,7 @@ static int nf_ct_netns_inet_get(struct net *net)
> int err;
>
> err = nf_ct_netns_do_get(net, NFPROTO_IPV4);
> +#if IS_ENABLED(CONFIG_IPV6)
> if (err < 0)
> goto err1;
> err = nf_ct_netns_do_get(net, NFPROTO_IPV6);
> @@ -575,6 +576,7 @@ static int nf_ct_netns_inet_get(struct net *net)
> err2:
> nf_ct_netns_put(net, NFPROTO_IPV4);
> err1:
> +#endif
> return err;
> }
>
>
