Should wg-quick with SaveConfig accumulate IPv6 link-local addresses

[Jason A. Donenfeld]

On Mon, Dec 10, 2018 at 3:04 AM Samuel Holland <samuel at sholland.org> wrote:
>
> On 12/09/18 19:15, Jason A. Donenfeld wrote:
> > This is mostly just a CentOS issue. On older kernels, we don't
> > successfully disable LLv6:
> > https://git.zx2c4.com/WireGuard/tree/src/compat/compat.h#n583
> >
> > There's probably a way to backport that tweak to before 3.17, but I
> > haven't spent time on it. Feel free to send a patch, and if it's clean
> > and fits entirely into compat.h, I'll gladly apply it.
>
> You can also work around this in wg-quick by changing up_if() to
>
>   cmd ip link set "$INTERFACE" up addrgenmode none

Does that work in kernels < 3.17?