diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index b6bf57f25cc9e520ca31d642eea1616b9132f82b..601b053bc0e5782924ff2d3a3c97d332d26c2ac3 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -688,7 +688,7 @@ int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq) int err = 0; unsigned long flags; - if (freq <= 0) + if (freq <= 0 || freq > 5000) return -EINVAL; spin_lock_irqsave(&rtc->irq_task_lock, flags);