[nf-next:master 9/10] include/linux/netfilter_ipv6.h:174:9: error: implicit declaration of function '__cookie_v6_init_sequence'; did you mean 'cookie_init_sequence'?

[kbuild test robot <lkp@intel.com>]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next.git master
head:   d7f9b2f18eaef74b4f948c7e24e3a8f796f0c90d
commit: 3006a5224f15cf68edc4878799ac6d6089861518 [9/10] netfilter: synproxy: remove module dependency on IPv6 SYNPROXY
config: i386-randconfig-x013-201924 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout 3006a5224f15cf68edc4878799ac6d6089861518
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from net//ipv6/ip6_output.c:44:0:
   include/linux/netfilter_ipv6.h: In function 'nf_ipv6_cookie_init_sequence':
>> include/linux/netfilter_ipv6.h:174:9: error: implicit declaration of function '__cookie_v6_init_sequence'; did you mean 'cookie_init_sequence'? [-Werror=implicit-function-declaration]
     return __cookie_v6_init_sequence(iph, th, mssp);
            ^~~~~~~~~~~~~~~~~~~~~~~~~
            cookie_init_sequence
   include/linux/netfilter_ipv6.h: In function 'nf_cookie_v6_check':
>> include/linux/netfilter_ipv6.h:189:9: error: implicit declaration of function '__cookie_v6_check'; did you mean '__cookie_v4_check'? [-Werror=implicit-function-declaration]
     return __cookie_v6_check(iph, th, cookie);
            ^~~~~~~~~~~~~~~~~
            __cookie_v4_check
   cc1: some warnings being treated as errors

vim +174 include/linux/netfilter_ipv6.h

   161	
   162	static inline u32 nf_ipv6_cookie_init_sequence(const struct ipv6hdr *iph,
   163						       const struct tcphdr *th,
   164						       u16 *mssp)
   165	{
   166	#if IS_MODULE(CONFIG_IPV6)
   167		const struct nf_ipv6_ops *v6_ops = nf_get_ipv6_ops();
   168	
   169		if (v6_ops)
   170			return v6_ops->cookie_init_sequence(iph, th, mssp);
   171	
   172		return 0;
   173	#else
 > 174		return __cookie_v6_init_sequence(iph, th, mssp);
   175	#endif
   176	}
   177	
   178	static inline int nf_cookie_v6_check(const struct ipv6hdr *iph,
   179					     const struct tcphdr *th, __u32 cookie)
   180	{
   181	#if IS_MODULE(CONFIG_IPV6)
   182		const struct nf_ipv6_ops *v6_ops = nf_get_ipv6_ops();
   183	
   184		if (v6_ops)
   185			return v6_ops->cookie_v6_check(iph, th, cookie);
   186	
   187		return 0;
   188	#else
 > 189		return __cookie_v6_check(iph, th, cookie);
   190	#endif
   191	}
   192	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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