RTC drivers must not return an error after device registration.
Signed-off-by: NGregory Hermant <gregory.hermant@calao-systems.com>
Acked-by: NAlessandro Zummo <a.zummo@towertech.it>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>