Re: [PATCH net-next] netfilter: nf_conntrack_bridge: Fix build error without IPV6

From: Yuehaibing
Date: Thu May 30 2019 - 23:10:37 EST


+cc netdev

On 2019/5/31 10:46, YueHaibing wrote:
> Fix gcc build error while CONFIG_IPV6 is not set
>
> In file included from net/netfilter/core.c:19:0:
> ./include/linux/netfilter_ipv6.h: In function 'nf_ipv6_br_defrag':
> ./include/linux/netfilter_ipv6.h:110:9: error: implicit declaration of function 'nf_ct_frag6_gather' [-Werror=implicit-function-declaration]
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Fixes: 764dd163ac92 ("netfilter: nf_conntrack_bridge: add support for IPv6")
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
> include/linux/netfilter_ipv6.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h
> index a21b8c9..4ea97fd 100644
> --- a/include/linux/netfilter_ipv6.h
> +++ b/include/linux/netfilter_ipv6.h
> @@ -96,6 +96,8 @@ static inline int nf_ip6_route(struct net *net, struct dst_entry **dst,
> #endif
> }
>
> +int nf_ct_frag6_gather(struct net *net, struct sk_buff *skb, u32 user);
> +
> static inline int nf_ipv6_br_defrag(struct net *net, struct sk_buff *skb,
> u32 user)
> {
>