[PATCH 1/3] rtc: pcf50633: Fix month off-by-one error

From: Paul Fertser
Date: Wed Nov 04 2009 - 16:55:48 EST


From: Rask Ingemann Lambertsen <rask@xxxxxxxxxx>

The PCF50633 stores a month value of 1-12, but the kernel wants 0-11.

Signed-off-by: Rask Ingemann Lambertsen <rask@xxxxxxxxxx>
Signed-off-by: Paul Fertser <fercerpav@xxxxxxxxx>
---
drivers/rtc/rtc-pcf50633.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c
index f4dd87e..77b40dd 100644
--- a/drivers/rtc/rtc-pcf50633.c
+++ b/drivers/rtc/rtc-pcf50633.c
@@ -70,7 +70,7 @@ static void pcf2rtc_time(struct rtc_time *rtc, struct pcf50633_time *pcf)
rtc->tm_hour = bcd2bin(pcf->time[PCF50633_TI_HOUR]);
rtc->tm_wday = bcd2bin(pcf->time[PCF50633_TI_WKDAY]);
rtc->tm_mday = bcd2bin(pcf->time[PCF50633_TI_DAY]);
- rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]);
+ rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]) - 1;
rtc->tm_year = bcd2bin(pcf->time[PCF50633_TI_YEAR]) + 100;
}

@@ -81,7 +81,7 @@ static void rtc2pcf_time(struct pcf50633_time *pcf, struct rtc_time *rtc)
pcf->time[PCF50633_TI_HOUR] = bin2bcd(rtc->tm_hour);
pcf->time[PCF50633_TI_WKDAY] = bin2bcd(rtc->tm_wday);
pcf->time[PCF50633_TI_DAY] = bin2bcd(rtc->tm_mday);
- pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon);
+ pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon + 1);
pcf->time[PCF50633_TI_YEAR] = bin2bcd(rtc->tm_year % 100);
}

--
1.6.0.6

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