From: Sabrina Dubroca <[email protected]>
Date: Mon, 13 Mar 2017 13:28:09 +0100
> Commit 27596472473a ("ipv6: fix ECMP route replacement") introduced a
> loop that removes all siblings of an ECMP route that is being
> replaced. However, this loop doesn't stop when it has replaced
> siblings, and keeps removing other routes with a higher metric.
> We also end up triggering the WARN_ON after the loop, because after
> this nsiblings < 0.
>
> Instead, stop the loop when we have taken care of all routes with the
> same metric as the route being replaced.
...
> Fixes: 27596472473a ("ipv6: fix ECMP route replacement")
> Signed-off-by: Sabrina Dubroca <[email protected]>
Applied and queued up for -stable, thanks.
