[POWERPC] arch/ppc/kernel/prom.c of_node_(get|put) cleanup

Remove redundant argument checks for of_node_get() and of_node_put().

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Paul Mackerras <paulus@samba.org>
1 file changed