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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.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index c2eff6082363..5813fa52c3d4 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -292,7 +292,8 @@ int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
dev_dbg(&rtc->dev, "alarm rollover: %s\n", "year");
do {
alarm->time.tm_year++;
- } while (rtc_valid_tm(&alarm->time) != 0);
+ } while (!is_leap_year(alarm->time.tm_year + 1900)
+ && rtc_valid_tm(&alarm->time) != 0);
break;
default:
@@ -300,7 +301,16 @@ int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
}
done:
- return 0;
+ err = rtc_valid_tm(&alarm->time);
+
+ if (err) {
+ dev_warn(&rtc->dev, "invalid alarm value: %d-%d-%d %d:%d:%d\n",
+ alarm->time.tm_year + 1900, alarm->time.tm_mon + 1,
+ alarm->time.tm_mday, alarm->time.tm_hour, alarm->time.tm_min,
+ alarm->time.tm_sec);
+ }
+
+ return err;
}
int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)