Hi Peng, Thank you for the patch! Yet something to improve: [auto build test ERROR on mac80211-next/master] [also build test ERROR on v4.20-rc7 next-20181221] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Jouni-Malinen/cfg80211-Parsing-of-Multiple-BSSID-information-in-scanning/20181221-123747 base: https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git master config: i386-randconfig-a0-12230948 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): >> ERROR: "__umoddi3" [net/wireless/cfg80211.ko] undefined! --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation