[bcachefs:bcachefs-testing 172/174] fs/bcachefs/dirent.h:46:23: error: use of undeclared identifier 'c'

[bcachefs:bcachefs-testing 172/174] fs/bcachefs/dirent.h:46:23: error: use of undeclared identifier 'c'

[kernel test robot]

tree:   https://evilpiepirate.org/git/bcachefs.git bcachefs-testing
head:   a6e8423df525d9fb1d0feff091aff2a0d86c5ffd
commit: 6db4e8f88c74a40e7b09ea9c7d862c54c3c75bce [172/174] fixup! bcachefs: Allow CONFIG_UNICODE=m
config: i386-buildonly-randconfig-005-20250715 (https://download.01.org/0day-ci/archive/20250716/202507160030.SxpLU2RF-lkp@intel.com/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/20250716/202507160030.SxpLU2RF-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/202507160030.SxpLU2RF-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from fs/bcachefs/fs.c:10:
>> fs/bcachefs/dirent.h:46:23: error: use of undeclared identifier 'c'
      46 |         return bch_err_throw(c, no_casefolding_without_utf8);
         |                              ^
   fs/bcachefs/fs.c:1108:3: error: cannot jump from this goto statement to its label
    1108 |                 goto err;
         |                 ^
   fs/bcachefs/fs.c:1110:21: note: jump bypasses initialization of variable with __attribute__((cleanup))
    1110 |         CLASS(btree_trans, trans)(c);
         |                            ^
   2 errors generated.
--
   In file included from fs/bcachefs/inode.c:10:
>> fs/bcachefs/dirent.h:46:23: error: use of undeclared identifier 'c'
      46 |         return bch_err_throw(c, no_casefolding_without_utf8);
         |                              ^
   1 error generated.


vim +/c +46 fs/bcachefs/dirent.h

    25	
    26	#if IS_ENABLED(CONFIG_UNICODE)
    27	int bch2_casefold(struct btree_trans *, const struct bch_hash_info *,
    28			  const struct qstr *, struct qstr *);
    29	
    30	static inline int bch2_maybe_casefold(struct btree_trans *trans,
    31					      const struct bch_hash_info *info,
    32					      const struct qstr *str, struct qstr *out_cf)
    33	{
    34		if (likely(!info->cf_encoding)) {
    35			*out_cf = *str;
    36			return 0;
    37		} else {
    38			return bch2_casefold(trans, info, str, out_cf);
    39		}
    40	}
    41	#else
    42	static inline int bch2_maybe_casefold(struct btree_trans *trans,
    43					      const struct bch_hash_info *info,
    44					      const struct qstr *str, struct qstr *out_cf)
    45	{
  > 46		return bch_err_throw(c, no_casefolding_without_utf8);
    47	}
    48	#endif
    49	

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