Hi André, kernel test robot noticed the following build warnings: [auto build test WARNING on 0cc53520e68bea7fb80fdc6bdf8d226d1b6a98d9] url: https://github.com/intel-lab-lkp/linux/commits/Andr-Almeida/fs-Create-sb_encoding-helper/20250815-013213 base: 0cc53520e68bea7fb80fdc6bdf8d226d1b6a98d9 patch link: https://lore.kernel.org/r/20250814-tonyk-overlayfs-v5-6-c5b80a909cbd%40igalia.com patch subject: [PATCH v5 6/9] ovl: Set case-insensitive dentry operations for ovl sb config: i386-buildonly-randconfig-003-20250815 (https://download.01.org/0day-ci/archive/20250815/202508151941.VDMlemUG-lkp@xxxxxxxxx/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151941.VDMlemUG-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202508151941.VDMlemUG-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> fs/overlayfs/super.c:1347:17: warning: unused variable 'ofs' [-Wunused-variable] 1347 | struct ovl_fs *ofs = sb->s_fs_info; | ^~~ 1 warning generated. vim +/ofs +1347 fs/overlayfs/super.c 1344 1345 static void ovl_set_d_op(struct super_block *sb) 1346 { > 1347 struct ovl_fs *ofs = sb->s_fs_info; 1348 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki