tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git master head: 3580d04aa674383c42de7b635d28e52a1e5bc72c commit: 3580d04aa674383c42de7b635d28e52a1e5bc72c [11/11] ipv4/igmp: fix another memory leak in igmpv3_del_delrec() config: i386-randconfig-i0-201920 (attached as .config) compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010 reproduce: git checkout 3580d04aa674383c42de7b635d28e52a1e5bc72c # 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 All errors (new ones prefixed by >>): net//ipv4/igmp.c: In function 'ip_mc_clear_src': >> net//ipv4/igmp.c:2157:2: error: implicit declaration of function 'ip_sf_list_clear_all' [-Werror=implicit-function-declaration] ip_sf_list_clear_all(tomb); ^ cc1: some warnings being treated as errors vim +/ip_sf_list_clear_all +2157 net//ipv4/igmp.c 2142 2143 static void ip_mc_clear_src(struct ip_mc_list *pmc) 2144 { 2145 struct ip_sf_list *tomb, *sources; 2146 2147 spin_lock_bh(&pmc->lock); 2148 tomb = pmc->tomb; 2149 pmc->tomb = NULL; 2150 sources = pmc->sources; 2151 pmc->sources = NULL; 2152 pmc->sfmode = MCAST_EXCLUDE; 2153 pmc->sfcount[MCAST_INCLUDE] = 0; 2154 pmc->sfcount[MCAST_EXCLUDE] = 1; 2155 spin_unlock_bh(&pmc->lock); 2156 > 2157 ip_sf_list_clear_all(tomb); 2158 ip_sf_list_clear_all(sources); 2159 } 2160 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation