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-rw-r--r--drivers/rtc/rtc-m41t80.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index a3fb235fea0d..7431a795a624 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -393,7 +393,7 @@ static int m41t80_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
alrm->time.tm_min = bcd2bin(alarmvals[3] & 0x7f);
alrm->time.tm_hour = bcd2bin(alarmvals[2] & 0x3f);
alrm->time.tm_mday = bcd2bin(alarmvals[1] & 0x3f);
- alrm->time.tm_mon = bcd2bin(alarmvals[0] & 0x3f);
+ alrm->time.tm_mon = bcd2bin(alarmvals[0] & 0x3f) - 1;
alrm->enabled = !!(alarmvals[0] & M41T80_ALMON_AFE);
alrm->pending = (flags & M41T80_FLAGS_AF) && alrm->enabled;