Re: [PATCH v2] f2fs: reject invalid recovered filename lengths

Chao Yu via Linux-f2fs-devel <[email protected]> Tue, 4 Aug 2026 08:03:18 +0800
Newsgroups gmane.linux.file-systems.f2fs,gmane.linux.kernel
Message-ID <[email protected]>
On 8/3/26 19:41, Wenjie Qi wrote:
> Recovery uses raw_inode->i_namelen directly when rebuilding fsynced
> dentries. A zero-length name uses no dentry slots, so recovery can
> report success without recreating the dentry.
> 
> Treat zero-length and oversized recovered names as corruption, mark
> NEED_FSCK, and stop recovery with -EFSCORRUPTED.
> 
> Signed-off-by: Wenjie Qi <[email protected]>

Reviewed-by: Chao Yu <[email protected]>

Thanks,