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path: root/drivers/rtc/interface.c
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Diffstat (limited to 'drivers/rtc/interface.c')
-rw-r--r--drivers/rtc/interface.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index b5cc5f82436..ad66c6ecf36 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -125,6 +125,10 @@ int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
int err;
+ err = rtc_valid_tm(&alarm->time);
+ if (err != 0)
+ return err;
+
err = mutex_lock_interruptible(&rtc->ops_lock);
if (err)
return -EBUSY;