Fix more possible warnings introduced by my commit 1d80766554322236aee50d6023693b3210b9cf38 as fixed by the previous patch from
Randy Dunlap. Not tested due to no hardware.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>