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path: root/drivers/rtc/interface.c
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-rw-r--r--drivers/rtc/interface.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 3195dbd3ec3..8e286259a00 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -13,6 +13,7 @@
#include <linux/rtc.h>
#include <linux/sched.h>
+#include <linux/module.h>
#include <linux/log2.h>
#include <linux/workqueue.h>
@@ -639,7 +640,7 @@ EXPORT_SYMBOL_GPL(rtc_irq_unregister);
static int rtc_update_hrtimer(struct rtc_device *rtc, int enabled)
{
/*
- * We unconditionally cancel the timer here, because otherwise
+ * We always cancel the timer here first, because otherwise
* we could run into BUG_ON(timer->state != HRTIMER_STATE_CALLBACK);
* when we manage to start the timer before the callback
* returns HRTIMER_RESTART.
@@ -708,7 +709,7 @@ int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq)
int err = 0;
unsigned long flags;
- if (freq <= 0 || freq > 5000)
+ if (freq <= 0 || freq > RTC_MAX_FREQ)
return -EINVAL;
retry:
spin_lock_irqsave(&rtc->irq_task_lock, flags);