linux-kernel - [PATCH 07/30] rtc: rtc-ds3234: use devm_rtc_device

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Message-id: <008a01ce208b$ce90eb70$6bb2c250$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:13:27 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org,
	'Alessandro Zummo' <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, 'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 07/30] rtc: rtc-ds3234: use devm_rtc_device_register()

devm_rtc_device_register() is device managed and makes cleanup
paths simpler.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/rtc/rtc-ds3234.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-ds3234.c b/drivers/rtc/rtc-ds3234.c
index 7a4495e..a66efd4 100644
--- a/drivers/rtc/rtc-ds3234.c
+++ b/drivers/rtc/rtc-ds3234.c
@@ -146,8 +146,8 @@ static int ds3234_probe(struct spi_device *spi)
 	ds3234_get_reg(&spi->dev, DS3234_REG_CONT_STAT, &tmp);
 	dev_info(&spi->dev, "Ctrl/Stat Reg: 0x%02x\n", tmp);
 
-	rtc = rtc_device_register("ds3234",
-				&spi->dev, &ds3234_rtc_ops, THIS_MODULE);
+	rtc = devm_rtc_device_register(&spi->dev, "ds3234",
+				&ds3234_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
 
@@ -158,9 +158,6 @@ static int ds3234_probe(struct spi_device *spi)
 
 static int ds3234_remove(struct spi_device *spi)
 {
-	struct rtc_device *rtc = spi_get_drvdata(spi);
-
-	rtc_device_unregister(rtc);
 	return 0;
 }
 
-- 
1.7.2.5


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