[PATCH v4 02/10] ext4: Use generic_ci_validate_strict_name helper

From: André Almeida
Date: Wed Sep 11 2024 - 10:46:04 EST


Use the helper function to check the requirements for casefold
directories using strict encoding.

Suggested-by: Gabriel Krisman Bertazi <gabriel@xxxxxxxxxx>
Signed-off-by: André Almeida <andrealmeid@xxxxxxxxxx>
Acked-by: Theodore Ts'o <tytso@xxxxxxx>
---
fs/ext4/namei.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 6a95713f9193..beca80e70b0c 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2394,8 +2394,7 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
return -ENOKEY;

#if IS_ENABLED(CONFIG_UNICODE)
- if (sb_has_strict_encoding(sb) && IS_CASEFOLDED(dir) &&
- utf8_validate(sb->s_encoding, &dentry->d_name))
+ if (!generic_ci_validate_strict_name(dir, &dentry->d_name))
return -EINVAL;
#endif

--
2.46.0