staging: ced1401: ced_ioc.c: remove else branch in ced_wait_event

Fix checkpatch warning "else is not generally useful after a break or return" in
file ced_ioc.c, function ced_wait_event()

Signed-off-by: Luca Ellero <luca.ellero@brickedbrain.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>