[brauner-vfs:work.pidfs.setns 8/9] fs/pidfs.c:38:8: error: assigning to 'struct path' from incompatible type 'void (struct path *)'

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git work.pidfs.setns
head:   80432e84dc3a17336efd11282d8c5db368ed827b
commit: f7b88122fa711d730ad163427e8da56adee73e33 [8/9] fhandle, pidfs: support open_by_handle_at() purely based on file handle
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20250701/202507010037.c3Ung7vs-lkp@intel.com/config)
compiler: clang version 20.1.7 (https://github.com/llvm/llvm-project 6146a88f60492b520a36f8f8f3231e15f3cc6082)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250701/202507010037.c3Ung7vs-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/202507010037.c3Ung7vs-lkp@intel.com/

All errors (new ones prefixed by >>):

   fs/pidfs.c:34:20: error: redefinition of 'pidfs_root_path' as different kind of symbol
      34 | static struct path pidfs_root_path = {};
         |                    ^
   fs/internal.h:356:6: note: previous definition is here
     356 | void pidfs_root_path(struct path *path);
         |      ^
>> fs/pidfs.c:38:8: error: assigning to 'struct path' from incompatible type 'void (struct path *)'
      38 |         *path = pidfs_root_path;
         |               ^ ~~~~~~~~~~~~~~~
>> fs/pidfs.c:1077:17: error: member reference base type 'void (struct path *)' is not a structure or union
    1077 |         pidfs_root_path.mnt = pidfs_mnt;
         |         ~~~~~~~~~~~~~~~^~~~
   fs/pidfs.c:1078:17: error: member reference base type 'void (struct path *)' is not a structure or union
    1078 |         pidfs_root_path.dentry = pidfs_mnt->mnt_root;
         |         ~~~~~~~~~~~~~~~^~~~~~~
   4 errors generated.


vim +38 fs/pidfs.c

90c48e2619324e Christian Brauner 2025-06-19  35  
90c48e2619324e Christian Brauner 2025-06-19  36  void pidfs_root_path(struct path *path)
90c48e2619324e Christian Brauner 2025-06-19  37  {
90c48e2619324e Christian Brauner 2025-06-19 @38  	*path = pidfs_root_path;
90c48e2619324e Christian Brauner 2025-06-19  39  	path_get(path);
90c48e2619324e Christian Brauner 2025-06-19  40  }
90c48e2619324e Christian Brauner 2025-06-19  41  

:::::: The code at line 38 was first introduced by commit
:::::: 90c48e2619324e40223af34ff8aed6480b9d19c1 pidfs: add pidfs_root_path() helper

:::::: TO: Christian Brauner <brauner@kernel.org>
:::::: CC: Christian Brauner <brauner@kernel.org>

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