linux-kernel - [PATCH 072/100] rtc: tx4939: stop validating rtc_time in .read

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Message-Id: <20180221205635.31314-73-alexandre.belloni@bootlin.com>
Date:   Wed, 21 Feb 2018 21:56:07 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     linux-rtc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: [PATCH 072/100] rtc: tx4939: stop validating rtc_time in .read_time

rtc_time_to_tm never generates an invalid tm. It is not necessary to
validate it. Also, the RTC core is always calling rtc_valid_tm after the
read_time callback.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 drivers/rtc/rtc-tx4939.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c
index 1f351308afdc..438bed6f3b28 100644
--- a/drivers/rtc/rtc-tx4939.c
+++ b/drivers/rtc/rtc-tx4939.c
@@ -112,7 +112,7 @@ static int tx4939_rtc_read_time(struct device *dev, struct rtc_time *tm)
 	sec = ((unsigned long)buf[5] << 24) | (buf[4] << 16) |
 		(buf[3] << 8) | buf[2];
 	rtc_time_to_tm(sec, tm);
-	return rtc_valid_tm(tm);
+	return 0;
 }
 
 static int tx4939_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
-- 
2.16.1