Hi WenChen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 170b758d064664f953e8f6de41dd4a3ef122443a commit: 013280dfab06d20e73de842e8d2fc2a200055455 [2284/2284] urma: upload kernel patch for 20240224_rain config: arm64-randconfig-003-20241029 (https://download.01.org/0day-ci/archive/20241104/202411040149.WTznzl9v-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241104/202411040149.WTznzl9v-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411040149.WTznzl9v-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

drivers/ub/urma/ubcore/ubcore_vtp.c:261:6: warning: no previous prototype for 'ubcore_hash_table_rmv_vtpn' [-Wmissing-prototypes] 261 | void ubcore_hash_table_rmv_vtpn(struct ubcore_device *dev, struct ubcore_vtpn *vtpn) | ^~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/ubcore_hash_table_rmv_vtpn +261 drivers/ub/urma/ubcore/ubcore_vtp.c 260

261 void ubcore_hash_table_rmv_vtpn(struct ubcore_device *dev, struct ubcore_vtpn *vtpn) 262 { 263 struct ubcore_hash_table *ht; 264 265 ht = ubcore_get_vtpn_ht(dev, vtpn->trans_mode); 266 if (ht == NULL) 267 return; 268 ubcore_hash_table_remove(ht, &vtpn->hnode); 269 } 270

-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki