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Merge tag 'pm-4.18-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
[linux-2.6-block.git]
/
drivers
/
rtc
/
interface.c
diff --git
a/drivers/rtc/interface.c
b/drivers/rtc/interface.c
index 7cbdc9228dd500554ff40fb770b60abf48df6e4f..6d4012dd69221a1ebc4b72866824be8a95f29468 100644
(file)
--- a/
drivers/rtc/interface.c
+++ b/
drivers/rtc/interface.c
@@
-441,6
+441,11
@@
int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
int err;
+ if (!rtc->ops)
+ return -ENODEV;
+ else if (!rtc->ops->set_alarm)
+ return -EINVAL;
+
err = rtc_valid_tm(&alarm->time);
if (err != 0)
return err;