diff options
Diffstat (limited to 'fs/overlayfs/namei.c')
| -rw-r--r-- | fs/overlayfs/namei.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/overlayfs/namei.c b/fs/overlayfs/namei.c index f058bf8e8b87..f731eb4d35f9 100644 --- a/fs/overlayfs/namei.c +++ b/fs/overlayfs/namei.c @@ -159,8 +159,10 @@ struct dentry *ovl_decode_real_fh(struct ovl_fs *ofs, struct ovl_fh *fh, /* * Make sure that the stored uuid matches the uuid of the lower * layer where file handle will be decoded. + * In case of uuid=off option just make sure that stored uuid is null. */ - if (!uuid_equal(&fh->fb.uuid, &mnt->mnt_sb->s_uuid)) + if (ofs->config.uuid ? !uuid_equal(&fh->fb.uuid, &mnt->mnt_sb->s_uuid) : + !uuid_is_null(&fh->fb.uuid)) return NULL; bytes = (fh->fb.len - offsetof(struct ovl_fb, fid)); |