netdev - Re: [PATCH net] igmp: do not remove igmp souce list info when set link down

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Message-ID: <201611071531.eMo69D8q%fengguang.wu@intel.com>
Date:   Mon, 7 Nov 2016 15:49:14 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org,
        Hannes Frederic Sowa <hannes@...essinduktion.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Hangbin Liu <liuhangbin@...il.com>
Subject: Re: [PATCH net] igmp: do not remove igmp souce list info when set
 link down

Hi Hangbin,

[auto build test ERROR on net/master]

url:    https://github.com/0day-ci/linux/commits/Hangbin-Liu/igmp-do-not-remove-igmp-souce-list-info-when-set-link-down/20161107-151122
config: i386-randconfig-x016-201645 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   net/ipv4/igmp.c: In function 'ip_mc_destroy_dev':
>> net/ipv4/igmp.c:1728:2: error: implicit declaration of function 'igmpv3_clear_delrec' [-Werror=implicit-function-declaration]
     igmpv3_clear_delrec(in_dev);
     ^~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/igmpv3_clear_delrec +1728 net/ipv4/igmp.c

  1722		struct ip_mc_list *i;
  1723	
  1724		ASSERT_RTNL();
  1725	
  1726		/* Deactivate timers */
  1727		ip_mc_down(in_dev);
> 1728		igmpv3_clear_delrec(in_dev);
  1729	
  1730		while ((i = rtnl_dereference(in_dev->mc_list)) != NULL) {
  1731			in_dev->mc_list = i->next_rcu;

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

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