Build error with SMB1, 6.6 kernel

[romanovj]

../ksmbd-20250310/smb1pdu.c:864:14: error: implicit declaration of function 'ksmbd_vfs_kern_path'; did you mean 'ksmbd_vfs_zero_data'? [-Werror=implicit-function-declaration]
  864 |         rc = ksmbd_vfs_kern_path(work, newname, LOOKUP_NO_SYMLINKS, &path, 1);
      |              ^~~~~~~~~~~~~~~~~~~
      |              ksmbd_vfs_zero_data
../ksmbd-20250310/smb1pdu.c:890:14: error: implicit declaration of function 'ksmbd_vfs_fp_rename'; did you mean 'ksmbd_vfs_rename'? [-Werror=implicit-function-declaration]
  890 |         rc = ksmbd_vfs_fp_rename(work, fp, newname);
      |              ^~~~~~~~~~~~~~~~~~~
      |              ksmbd_vfs_rename
In file included from ./include/linux/string.h:294,
                 from ./include/linux/bitmap.h:11,
                 from ./include/linux/cpumask.h:12,
                 from ./include/linux/smp.h:13,
                 from ./include/linux/lockdep.h:14,
                 from ./include/linux/spinlock.h:63,
                 from ./include/linux/wait.h:9,
                 from ./include/linux/wait_bit.h:8,
                 from ./include/linux/fs.h:6,
                 from ../ksmbd-20250310/smb1pdu.c:7:
In function 'fortify_memset_chk',
    inlined from 'query_file_info_pipe' at ../ksmbd-20250310/smb1pdu.c:6833:2,
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:6872:10:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:6917:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:6952:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:6991:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:7023:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:7037:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_file_info' at ../ksmbd-20250310/smb1pdu.c:7098:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4220:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4283:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4318:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4357:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4371:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4433:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4506:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4568:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_readlink' at ../ksmbd-20250310/smb1pdu.c:3980:2,
    inlined from 'query_path_info' at ../ksmbd-20250310/smb1pdu.c:4576:8:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memcpy_chk',
    inlined from 'set_service_type' at ../ksmbd-20250310/smb1pdu.c:461:3,
    inlined from 'smb_tree_connect_andx' at ../ksmbd-20250310/smb1pdu.c:593:2:
./include/linux/fortify-string.h:597:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  597 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memcpy_chk',
    inlined from 'set_service_type' at ../ksmbd-20250310/smb1pdu.c:469:3,
    inlined from 'smb_tree_connect_andx' at ../ksmbd-20250310/smb1pdu.c:593:2:
./include/linux/fortify-string.h:597:25: error: call to '__write_overflow_field' declared with attribute warning: detected write
beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  597 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'build_sess_rsp_extsec' at ../ksmbd-20250310/smb1pdu.c:1160:3,
    inlined from 'smb_session_setup_andx' at ../ksmbd-20250310/smb1pdu.c:1358:8:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write
beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_nt_create_andx' at ../ksmbd-20250310/smb1pdu.c:2407:4:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_nt_create_andx' at ../ksmbd-20250310/smb1pdu.c:2525:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_nt_create_andx' at ../ksmbd-20250310/smb1pdu.c:2541:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write
beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_nt_create_andx' at ../ksmbd-20250310/smb1pdu.c:2566:4:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_open_andx' at ../ksmbd-20250310/smb1pdu.c:8323:3:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'fortify_memset_chk',
    inlined from 'smb_open_andx' at ../ksmbd-20250310/smb1pdu.c:8386:4:
./include/linux/fortify-string.h:507:25: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning]
  507 |                         __write_overflow_field(p_size_field, size);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors```