Hi Leon, Thank you for the patch! Yet something to improve: [auto build test ERROR on staging/staging-testing] url: https://github.com/0day-ci/linux/commits/Leon-Krieg/staging-ks7010-Fix-coding-style-problems-Version-2/20210817-020702 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git ff63261978ee1f00758f447d63276a6f180a81dc config: riscv-randconfig-r042-20210816 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 44d0a99a12ec7ead4d2f5ef649ba05b40f6d463d) 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 riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://github.com/0day-ci/linux/commit/be523ea1038288a8b2c8e5cf10bb2e6a02830a0a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Leon-Krieg/staging-ks7010-Fix-coding-style-problems-Version-2/20210817-020702 git checkout be523ea1038288a8b2c8e5cf10bb2e6a02830a0a # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=riscv SHELL=/bin/bash drivers/staging/ks7010/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/staging/ks7010/ks_wlan_net.c:191:3: error: fallthrough annotation is outside switch statement fallthrough; ^ include/linux/compiler_attributes.h:210:56: note: expanded from macro 'fallthrough' # define fallthrough __attribute__((__fallthrough__)) ^ 1 error generated. vim +191 drivers/staging/ks7010/ks_wlan_net.c 171 172 static int ks_wlan_set_freq(struct net_device *dev, 173 struct iw_request_info *info, 174 union iwreq_data *fwrq, char *extra) 175 { 176 struct ks_wlan_private *priv = netdev_priv(dev); 177 int channel; 178 179 if (priv->sleep_mode == SLP_SLEEP) 180 return -EPERM; 181 182 /* for SLEEP MODE */ 183 /* If setting by frequency, convert to a channel */ 184 if (fwrq->freq.e == 1 && 185 fwrq->freq.m >= 241200000 && fwrq->freq.m <= 248700000) { 186 int f = fwrq->freq.m / 100000; 187 int c = 0; 188 189 while ((c < 14) && (f != frequency_list[c])) 190 c++; > 191 fallthrough; 192 fwrq->freq.e = 0; 193 fwrq->freq.m = c + 1; 194 } 195 /* Setting by channel number */ 196 if (fwrq->freq.m > 1000 || fwrq->freq.e > 0) 197 return -EOPNOTSUPP; 198 199 channel = fwrq->freq.m; 200 /* We should do a better check than that, 201 * based on the card capability !!! 202 */ 203 if (channel < 1 || channel > 14) { 204 netdev_dbg(dev, "%s: New channel value of %d is invalid!\n", 205 dev->name, fwrq->freq.m); 206 return -EINVAL; 207 } 208 209 /* Yes ! We can set it !!! */ 210 priv->reg.channel = (u8)(channel); 211 priv->need_commit |= SME_MODE_SET; 212 213 return -EINPROGRESS; /* Call commit handler */ 214 } 215 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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