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smb/client: check if SMB1 DOS/SRV error mapping arrays are sorted

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Although the arrays are sorted at build time, verify the ordering again
when cifs.ko is loaded to avoid potential regressions introduced by
future script changes.

Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Reviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Youling Tang
2026-04-02 14:18:38 +00:00
committed by Steve French
parent 95e6b73409
commit 8c028dd086
1 changed files with 12 additions and 0 deletions
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12
fs/smb/client/smb1maperror.c
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@@ -219,6 +219,10 @@ static int __init __array ## _is_sorted(void) \
/* ntstatus_to_dos_map_is_sorted */
DEFINE_CHECK_SORT_FUNC(ntstatus_to_dos_map, ntstatus);
/* mapping_table_ERRDOS_is_sorted */
DEFINE_CHECK_SORT_FUNC(mapping_table_ERRDOS, smb_err);
/* mapping_table_ERRSRV_is_sorted */
DEFINE_CHECK_SORT_FUNC(mapping_table_ERRSRV, smb_err);
int __init smb1_init_maperror(void)
{
@@ -228,6 +232,14 @@ int __init smb1_init_maperror(void)
if (rc)
return rc;
rc = mapping_table_ERRDOS_is_sorted();
if (rc)
return rc;
rc = mapping_table_ERRSRV_is_sorted();
if (rc)
return rc;
return rc;
}