[brauner-github:vfs-6.15.async.dir 4/10] fs/sysv/namei.c:275:27: error: initialization of 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, umode_t)' {aka 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, short unsigned int)'} from incompatible poi...

[brauner-github:vfs-6.15.async.dir 4/10] fs/sysv/namei.c:275:27: error: initialization of 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, umode_t)' {aka 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, short unsigned int)'} from incompatible poi...

[kernel test robot]

tree:   https://github.com/brauner/linux.git vfs-6.15.async.dir
head:   d49e14c16a69c5a3989c32142b986cb863c1debe
commit: 10a5b48c3eeb26bc4fa095dca9a6e7c4a89efdf9 [4/10] Change inode_operations.mkdir to return struct dentry *
config: i386-buildonly-randconfig-004-20250227 (https://download.01.org/0day-ci/archive/20250227/202502272351.BseXPtX2-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250227/202502272351.BseXPtX2-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502272351.BseXPtX2-lkp@intel.com/

All errors (new ones prefixed by >>):

>> fs/sysv/namei.c:275:27: error: initialization of 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, umode_t)' {aka 'struct dentry * (*)(struct mnt_idmap *, struct inode *, struct dentry *, short unsigned int)'} from incompatible pointer type 'int (*)(struct mnt_idmap *, struct inode *, struct dentry *, umode_t)' {aka 'int (*)(struct mnt_idmap *, struct inode *, struct dentry *, short unsigned int)'} [-Werror=incompatible-pointer-types]
     275 |         .mkdir          = sysv_mkdir,
         |                           ^~~~~~~~~~
   fs/sysv/namei.c:275:27: note: (near initialization for 'sysv_dir_inode_operations.mkdir')
   cc1: some warnings being treated as errors


vim +275 fs/sysv/namei.c

^1da177e4c3f41 Linus Torvalds   2005-04-16  265  
^1da177e4c3f41 Linus Torvalds   2005-04-16  266  /*
^1da177e4c3f41 Linus Torvalds   2005-04-16  267   * directories can handle most operations...
^1da177e4c3f41 Linus Torvalds   2005-04-16  268   */
c5ef1c42c51b1b Arjan van de Ven 2007-02-12  269  const struct inode_operations sysv_dir_inode_operations = {
^1da177e4c3f41 Linus Torvalds   2005-04-16  270  	.create		= sysv_create,
^1da177e4c3f41 Linus Torvalds   2005-04-16  271  	.lookup		= sysv_lookup,
^1da177e4c3f41 Linus Torvalds   2005-04-16  272  	.link		= sysv_link,
^1da177e4c3f41 Linus Torvalds   2005-04-16  273  	.unlink		= sysv_unlink,
^1da177e4c3f41 Linus Torvalds   2005-04-16  274  	.symlink	= sysv_symlink,
^1da177e4c3f41 Linus Torvalds   2005-04-16 @275  	.mkdir		= sysv_mkdir,

:::::: The code at line 275 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

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