The pointer obj is dereferenced in line 146 and 149 respectively, so it is not
necessary to check null again in line 149 and 175. And I have checked that all
the callers of these two functions guarantee the parameter obj passed is not
null.
Signed-off-by: NCong Ding <dinggnu@gmail.com>
Acked-by: NOhad Ben-Cohen <ohad@wizery.com>
Acked-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NJoerg Roedel <joro@8bytes.org>