Results in less code as the users do not set every struct member to 0/NULL.
Signed-off-by: NChristian Gmeiner <christian.gmeiner@gmail.com>
Reviewed-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>