On Fri, Jul 31, 2020 at 2:50 PM YueHaibing <yuehaib...@huawei.com> wrote:
>
> If CONFIG_INET_XFRM_TUNNEL is set but CONFIG_IPV6 is n,
>
> net/ipv4/ip_vti.c:493:27: warning: 'vti_ipip6_handler' defined but not used
> [-Wunused-variable]
>
> Signed-off-by: YueHaibing <yuehaib...@huawei.com>
Fixes: 55a48c7ec75a ("ip_vti: not register vti_ipip_handler twice")
Acked-by: Xin Long <lucien....@gmail.com>
> ---
> net/ipv4/ip_vti.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
> index 49daaed89764..f687abb069fa 100644
> --- a/net/ipv4/ip_vti.c
> +++ b/net/ipv4/ip_vti.c
> @@ -490,6 +490,7 @@ static struct xfrm_tunnel vti_ipip_handler __read_mostly
> = {
> .priority = 0,
> };
>
> +#if IS_ENABLED(CONFIG_IPV6)
> static struct xfrm_tunnel vti_ipip6_handler __read_mostly = {
> .handler = vti_rcv_tunnel,
> .cb_handler = vti_rcv_cb,
> @@ -497,6 +498,7 @@ static struct xfrm_tunnel vti_ipip6_handler __read_mostly
> = {
> .priority = 0,
> };
> #endif
> +#endif
>
> static int __net_init vti_init_net(struct net *net)
> {
> --
> 2.17.1
>
>
