1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 7cbdc9228dd5..6d4012dd6922 100644
--- 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;