chmod: --preserve-root bypassed by any path that resolves to root (e.g. /../)

Chmoder::chmod only compares the literal argument against Path::new"/", so the --preserve-root guard is bypassed by any path that resolves to root — a symlink to / or simply /../. if self.recursive && self.preserveroot && file == Path::new"/" return ErrChmodError::PreserveRoot"/".tostring.into; P...