tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master head: 2c92790b12033797474b9ba1b2e56a95360f66cd commit: ebcfc66f56a43601eec4a8abab6e82aaeb09dcbf [129/131] brcmsmac: phytbl_lcn: Remove unused array 'dot11lcnphytbl_rx_gain_info_rev1' config: arm64-randconfig-r012-20200901 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c10e63677f5d20f18010f8f68c631ddc97546f7d) 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 # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu git checkout ebcfc66f56a43601eec4a8abab6e82aaeb09dcbf # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c:108:18: warning: unused variable 'dot11lcn_gain_tbl_rev1' [-Wunused-const-variable] static const u32 dot11lcn_gain_tbl_rev1[] = { ^ 1 warning generated. # https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/?id=ebcfc66f56a43601eec4a8abab6e82aaeb09dcbf git remote add wireless-drivers-next https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git git fetch --no-tags wireless-drivers-next master git checkout ebcfc66f56a43601eec4a8abab6e82aaeb09dcbf vim +/dot11lcn_gain_tbl_rev1 +108 drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 107 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 @108 static const u32 dot11lcn_gain_tbl_rev1[] = { 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 109 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 110 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 111 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 112 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 113 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 114 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 115 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 116 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 117 0x00000008, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 118 0x00000004, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 119 0x00000008, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 120 0x00000001, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 121 0x00000005, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 122 0x00000009, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 123 0x0000000D, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 124 0x00000011, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 125 0x00000051, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 126 0x00000091, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 127 0x00000011, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 128 0x00000051, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 129 0x00000091, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 130 0x000000d1, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 131 0x00000053, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 132 0x00000093, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 133 0x000000d3, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 134 0x000000d7, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 135 0x00000117, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 136 0x00000517, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 137 0x00000917, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 138 0x00000957, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 139 0x00000d57, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 140 0x00001157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 141 0x00001197, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 142 0x00005197, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 143 0x00009197, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 144 0x0000d197, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 145 0x00011197, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 146 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 147 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 148 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 149 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 150 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 151 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 152 0x00000008, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 153 0x00000004, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 154 0x00000008, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 155 0x00000001, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 156 0x00000005, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 157 0x00000009, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 158 0x0000000D, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 159 0x00000011, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 160 0x00000051, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 161 0x00000091, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 162 0x00000011, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 163 0x00000051, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 164 0x00000091, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 165 0x000000d1, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 166 0x00000053, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 167 0x00000093, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 168 0x000000d3, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 169 0x000000d7, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 170 0x00000117, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 171 0x00000517, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 172 0x00000917, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 173 0x00000957, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 174 0x00000d57, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 175 0x00001157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 176 0x00005157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 177 0x00009157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 178 0x0000d157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 179 0x00011157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 180 0x00015157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 181 0x00019157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 182 0x0001d157, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 183 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 184 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 185 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 186 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 187 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 188 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 189 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 190 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 191 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 192 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 193 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 194 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 195 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 196 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 197 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 198 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 199 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 200 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 201 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 202 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 203 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 204 0x00000000, 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 205 }; 5b435de0d78686 drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c Arend van Spriel 2011-10-05 206 :::::: The code at line 108 was first introduced by commit :::::: 5b435de0d786869c95d1962121af0d7df2542009 net: wireless: add brcm80211 drivers :::::: TO: Arend van Spriel <arend@xxxxxxxxxxxx> :::::: CC: John W. Linville <linville@xxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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