odhcp6c: "safe" parameter causes keeping invalid prefixes valid

[Jonas Lochmann]

Am Mon, Oct 27, 2025 at 07:06:01PM +0100, schrieb Paul D:
> I was looking at this recently, and there is a PR which attempts to remedy exactly this although the PR seems to have other issues
> 
> https://github.com/openwrt/odhcp6c/pull/97/files
> 
> Good if you can contribute some comments there or submit a PR yourself?

It looks like the PR would solve the issue I described.