diff options
| -rw-r--r-- | fs/f2fs/dir.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 926166528cd4..ba7535399d95 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -814,7 +814,8 @@ int f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d, /* check memory boundary before moving forward */ bit_pos += GET_DENTRY_SLOTS(le16_to_cpu(de->name_len)); - if (unlikely(bit_pos > d->max)) { + if (unlikely(bit_pos > d->max || + le16_to_cpu(de->name_len) > F2FS_NAME_LEN)) { f2fs_msg(sbi->sb, KERN_WARNING, "%s: corrupted namelen=%d, run fsck to fix.", __func__, le16_to_cpu(de->name_len)); |