[media] media: rc: nuvoton-cir: remove unneeded IRQ_RETVAL usage

Using IRQ_RETVAL is unneeded here. IRQ_NONE / IRQ_HANDLED can be
returned directly.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
1 file changed