Hi Taehee, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Taehee-Yoo/mld-change-context-from-atomic-to-sleepable/20210209-072339 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 6626a0266566c5aea16178c5e6cd7fc4db3f2f56 config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/9ac7d23c98251efc265073a0d63930c91739cc02 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Taehee-Yoo/mld-change-context-from-atomic-to-sleepable/20210209-072339 git checkout 9ac7d23c98251efc265073a0d63930c91739cc02 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): >> net/ipv6/mcast.c:333:6: warning: no previous prototype for >> 'mld_check_leave_group' [-Wmissing-prototypes] 333 | bool mld_check_leave_group(struct ipv6_mc_socklist *mc_lst, int omode) | ^~~~~~~~~~~~~~~~~~~~~ net/ipv6/mcast.c: In function 'ip6_mc_del_src': net/ipv6/mcast.c:2153:6: warning: variable 'i' set but not used [-Wunused-but-set-variable] 2153 | int i, err, rv; | ^ vim +/mld_check_leave_group +333 net/ipv6/mcast.c 331 332 /* special case - (INCLUDE, empty) == LEAVE_GROUP */ > 333 bool mld_check_leave_group(struct ipv6_mc_socklist *mc_lst, int omode) 334 { 335 if (atomic_read(&mc_lst->sl_count) == 1 && omode == MCAST_INCLUDE) 336 return true; 337 else 338 return false; 339 } 340 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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