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| author | Youling Tang <tangyouling@kylinos.cn> | 2026-04-02 17:18:38 +0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2026-04-06 03:58:40 +0300 |
| commit | 8c028dd086ade4dd9fed8a4198f25531dcd11dcb (patch) | |
| tree | c67349c826329f95c715f4f4e2c4ac640c0eb4f5 | |
| parent | 95e6b7340957f8b51e6abb97c666eadd37f1f69f (diff) | |
| download | linux-8c028dd086ade4dd9fed8a4198f25531dcd11dcb.tar.xz | |
smb/client: check if SMB1 DOS/SRV error mapping arrays are sorted
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>
| -rw-r--r-- | fs/smb/client/smb1maperror.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/smb/client/smb1maperror.c b/fs/smb/client/smb1maperror.c index 28e1c84fa83b..bca9b60ac836 100644 --- a/fs/smb/client/smb1maperror.c +++ b/fs/smb/client/smb1maperror.c @@ -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; } |