net: Use RCU_POINTER_INITIALIZER() to init static variable

This pointer is RCU protected, so proper primitives should be used.
Signed-off-by: NZhang Yu <zhangyu31@baidu.com>
Signed-off-by: NLi RongQing <lirongqing@baidu.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/sched/sch_generic.c

@@ -559,7 +559,7 @@ struct Qdisc_ops noop_qdisc_ops __read_mostly = {
 };
 
 static struct netdev_queue noop_netdev_queue = {
-	.qdisc		=	&noop_qdisc,
+	RCU_POINTER_INITIALIZER(qdisc, &noop_qdisc),
 	.qdisc_sleeping	=	&noop_qdisc,
 };