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-rw-r--r--kernel/time/tick-broadcast.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index fd4a7b1625a..e883f57a3cd 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -575,11 +575,15 @@ void tick_broadcast_switch_to_oneshot(void)
unsigned long flags;
raw_spin_lock_irqsave(&tick_broadcast_lock, flags);
+ if (cpumask_empty(tick_get_broadcast_mask()))
+ goto end;
tick_broadcast_device.mode = TICKDEV_MODE_ONESHOT;
bc = tick_broadcast_device.evtdev;
if (bc)
tick_broadcast_setup_oneshot(bc);
+
+end:
raw_spin_unlock_irqrestore(&tick_broadcast_lock, flags);
}