Drop upstreamed patch fix-port-forwarding-with-ipv6. Upstream commit: d29a55c6c344a536089d6b1bcd92be9cdea20641 Signed-off-by: Christian Stewart <christian@paral.in> Tested-by: Christian Stewart <christian@paral.in> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be> (cherry picked from commit 49df5080079e7e6fc7330e91f249004d018c4c9b) Signed-off-by: Peter Korsgaard <peter@korsgaard.com>