The RTC hrtimer is self rearming. We really need to limit the
frequency to something sensible.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: sta...@kernel.org
---
drivers/rtc/interface.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6/drivers/rtc/interface.c
===================================================================
--- linux-2.6.orig/drivers/rtc/interface.c
+++ linux-2.6/drivers/rtc/interface.c
@@ -708,7 +708,7 @@ int rtc_irq_set_freq(struct rtc_device *
int err = 0;
unsigned long flags;
- if (freq <= 0)
+ if (freq <= 0 || freq > 5000)
return -EINVAL;
retry:
spin_lock_irqsave(&rtc->irq_task_lock, flags);
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