tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 04fe99a8d936d46a310ca61b8b63dc270962bf01 commit: 7a6cfe28ae3ef6a78774fd1e21e3b76c90937112 [3307/5418] brcmfmac: Configure keep-alive packet on suspend config: microblaze-randconfig-s031-20211207 (https://download.01.org/0day-ci/archive/20211208/202112080339.rKLd0aDI-lk...) compiler: microblaze-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 7a6cfe28ae3ef6a78774fd1e21e3b76c90937112 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=microblaze SHELL=/bin/bash drivers/net/wireless/broadcom/brcm80211/brcmfmac/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:3911:28: sparse: expected restricted __le32 [assigned] [usertype] period_msec drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:3911:28: sparse: got restricted __le16 [usertype] drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:3913:30: sparse: expected unsigned char [assigned] [usertype] keep_alive_id drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:3913:30: sparse: got restricted __le16 [usertype] vim +3911 drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c 3903 3904 static int brcmf_keepalive_start(struct brcmf_if *ifp, unsigned int interval) 3905 { 3906 struct brcmf_mkeep_alive_pkt_le kalive = {0}; 3907 int ret = 0; 3908 3909 /* Configure Null function/data keepalive */ 3910 kalive.version = cpu_to_le16(1); 3912 kalive.len_bytes = cpu_to_le16(0); 3914 3915 ret = brcmf_fil_iovar_data_set(ifp, "mkeep_alive", &kalive, sizeof(kalive)); 3916 if (ret) 3917 brcmf_err("keep-alive packet config failed, ret=%d\n", ret); 3918 3919 return ret; 3920 } 3921 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org