Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / kernel / time / tick-broadcast.c

diff --git a/kernel/kernel/time/tick-broadcast.c b/kernel/kernel/time/tick-broadcast.c
index f6aae79..d2a20e8 100644 (file)
--- a/kernel/kernel/time/tick-broadcast.c
+++ b/kernel/kernel/time/tick-broadcast.c
@@ -871,6 +871,9 @@ void tick_broadcast_setup_oneshot(struct clock_event_device *bc)
 {
        int cpu = smp_processor_id();
 
+       if (!bc)
+               return;
+
        /* Set it up only once ! */
        if (bc->event_handler != tick_handle_oneshot_broadcast) {
                int was_periodic = clockevent_state_periodic(bc);