linux-kernel - [PATCH 23/30] rtc: rtc-rx4581: use devm_rtc_device

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Message-id: <009a01ce208d$0853cbb0$18fb6310$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:22:14 +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 23/30] rtc: rtc-rx4581: 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-rx4581.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-rx4581.c b/drivers/rtc/rtc-rx4581.c
index 599ec73..d1b88db 100644
--- a/drivers/rtc/rtc-rx4581.c
+++ b/drivers/rtc/rtc-rx4581.c
@@ -273,8 +273,8 @@ static int rx4581_probe(struct spi_device *spi)
 	if (res != 0)
 		return res;
 
-	rtc = rtc_device_register("rx4581",
-				&spi->dev, &rx4581_rtc_ops, THIS_MODULE);
+	rtc = devm_rtc_device_register(&spi->dev, "rx4581",
+				&rx4581_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
 
@@ -284,9 +284,6 @@ static int rx4581_probe(struct spi_device *spi)
 
 static int rx4581_remove(struct spi_device *spi)
 {
-	struct rtc_device *rtc = dev_get_drvdata(&spi->dev);
-
-	rtc_device_unregister(rtc);
 	return 0;
 }
 
-- 
1.7.2.5


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