Bug#779571: systemd: stop v4 dhcpclient when the carrier is lost

[Martin Pitt]

Control: tag -1 pending

Hello Christos,

Christos Trochalakis [2015-03-02 16:50 +0200]:
> The check for a running v4 dhcp client is using DHCP_SUPPORT_V6
> flag instead of DHCP_SUPPORT_V4.
> 
> As a result, when the carrier was lost, systemd was not cleaning up the
> relevant addresses and routes. If the carrier was regained in another
> environment, with a different subnet and gateway, the system would end
> up with multiple addresses and default gateways and thus a broken
> network configuration.

Thanks a lot for this! Applied to master for jessie.

Martin
-- 
Martin Pitt                        | http://www.piware.de
Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)