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Tue, 05 Jul 2022 17:06:46 +0000 Date: Wed, 6 Jul 2022 01:06:18 +0800 From: kernel test robot To: Christian Brauner Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, GNU/Weeb Mailing List , linux-kernel@vger.kernel.org Subject: [ammarfaizi2-block:brauner/linux/fs.idmapped.overlay.acl.fix 1/1] fs/overlayfs/overlayfs.h:273:58: error: passing 'const void *' to parameter of type 'void *' discards qualifiers Message-ID: <202207060052.GNVFHePq-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/ammarfaizi2/linux-block brauner/linux/fs.idmapped.overlay.acl.fix head: 05bde3ad56201ff691db6d95ea1316983ea82a9c commit: 05bde3ad56201ff691db6d95ea1316983ea82a9c [1/1] acl: report correct ownership in some ovl use-cases config: hexagon-randconfig-r045-20220703 (https://download.01.org/0day-ci/archive/20220706/202207060052.GNVFHePq-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 142aca7741d5b06207e87bf4880fbe308c8d6823) 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 # https://github.com/ammarfaizi2/linux-block/commit/05bde3ad56201ff691db6d95ea1316983ea82a9c git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block brauner/linux/fs.idmapped.overlay.acl.fix git checkout 05bde3ad56201ff691db6d95ea1316983ea82a9c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash fs/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from fs/overlayfs/super.c:18: >> fs/overlayfs/overlayfs.h:273:58: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] return ovl_do_setxattr(ofs, dentry, ovl_xattr(ofs, ox), value, size, 0); ^~~~~ fs/overlayfs/overlayfs.h:259:31: note: passing argument to parameter 'value' here const char *name, void *value, ^ 1 error generated. -- In file included from fs/overlayfs/inode.c:17: >> fs/overlayfs/overlayfs.h:273:58: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] return ovl_do_setxattr(ofs, dentry, ovl_xattr(ofs, ox), value, size, 0); ^~~~~ fs/overlayfs/overlayfs.h:259:31: note: passing argument to parameter 'value' here const char *name, void *value, ^ >> fs/overlayfs/inode.c:378:48: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] err = ovl_do_setxattr(ofs, realdentry, name, value, size, ^~~~~ fs/overlayfs/overlayfs.h:259:31: note: passing argument to parameter 'value' here const char *name, void *value, ^ 2 errors generated. vim +273 fs/overlayfs/overlayfs.h c914c0e27eb084 Amir Goldstein 2022-04-04 268 c914c0e27eb084 Amir Goldstein 2022-04-04 269 static inline int ovl_setxattr(struct ovl_fs *ofs, struct dentry *dentry, 43d193f8440d67 Miklos Szeredi 2020-09-02 270 enum ovl_xattr ox, const void *value, 610afc0bd40882 Miklos Szeredi 2020-09-02 271 size_t size) e9be9d5e76e348 Miklos Szeredi 2014-10-24 272 { c914c0e27eb084 Amir Goldstein 2022-04-04 @273 return ovl_do_setxattr(ofs, dentry, ovl_xattr(ofs, ox), value, size, 0); e9be9d5e76e348 Miklos Szeredi 2014-10-24 274 } e9be9d5e76e348 Miklos Szeredi 2014-10-24 275 :::::: The code at line 273 was first introduced by commit :::::: c914c0e27eb0843b7cf3bec71d6f34d53a3a671e ovl: use wrappers to all vfs_*xattr() calls :::::: TO: Amir Goldstein :::::: CC: Miklos Szeredi -- 0-DAY CI Kernel Test Service https://01.org/lkp