projects
/
firefly-linux-kernel-4.4.55.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
rtc
/
interface.c
diff --git
a/drivers/rtc/interface.c
b/drivers/rtc/interface.c
index 544be722937cb5676c604ee1f586d289df09611c..c2eff6082363a8a4629b4d2a748c002a608b21e0 100644
(file)
--- a/
drivers/rtc/interface.c
+++ b/
drivers/rtc/interface.c
@@
-584,6
+584,9
@@
enum hrtimer_restart rtc_pie_update_irq(struct hrtimer *timer)
void rtc_update_irq(struct rtc_device *rtc,
unsigned long num, unsigned long events)
{
+ if (unlikely(IS_ERR_OR_NULL(rtc)))
+ return;
+
pm_stay_awake(rtc->dev.parent);
schedule_work(&rtc->irqwork);
}