linux-phytec-fsl

batman-adv: iv_ogm_aggregate_new, simplify error handling

It is just a bit easier to put the error handling at one place and let
multiple error paths use the same calls.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>