Reported by Stephen Rothwell, luckily it's harmless:
net/sched/sch_api.c: In function 'qdisc_watchdog':
net/sched/sch_api.c:460: warning: initialization from incompatible pointer type
net/sched/sch_cbq.c: In function 'cbq_undelay':
net/sched/sch_cbq.c:595: warning: initialization from incompatible pointer type
Signed-off-by: David S. Miller <davem@davemloft.net>
 static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
 {
        struct qdisc_watchdog *wd = container_of(timer, struct qdisc_watchdog,
-                                                timer);
+                                                timer.timer);
 
        wd->qdisc->flags &= ~TCQ_F_THROTTLED;
        __netif_schedule(qdisc_root(wd->qdisc));
 
 static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
 {
        struct cbq_sched_data *q = container_of(timer, struct cbq_sched_data,
-                                               delay_timer);
+                                               delay_timer.timer);
        struct Qdisc *sch = q->watchdog.qdisc;
        psched_time_t now;
        psched_tdiff_t delay = 0;