linux-kernel - [PATCH V2 12/30] rtc: rtc-lpc32xx: use devm_rtc_device

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Message-id: <008601ce1a3f$68e14a60$3aa3df20$%han@samsung.com>
Date:	Wed, 06 Mar 2013 16:51:28 +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 V2 12/30] rtc: rtc-lpc32xx: 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>
---
Changes since v1:
- used 'struct device *dev' as the first argument

 drivers/rtc/rtc-lpc32xx.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/rtc/rtc-lpc32xx.c b/drivers/rtc/rtc-lpc32xx.c
index 40a5983..787550d 100644
--- a/drivers/rtc/rtc-lpc32xx.c
+++ b/drivers/rtc/rtc-lpc32xx.c
@@ -273,8 +273,8 @@ static int lpc32xx_rtc_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, rtc);
 
-	rtc->rtc = rtc_device_register(RTC_NAME, &pdev->dev, &lpc32xx_rtc_ops,
-		THIS_MODULE);
+	rtc->rtc = devm_rtc_device_register(&pdev->dev, RTC_NAME,
+					&lpc32xx_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc->rtc)) {
 		dev_err(&pdev->dev, "Can't get RTC\n");
 		platform_set_drvdata(pdev, NULL);
@@ -307,7 +307,6 @@ static int lpc32xx_rtc_remove(struct platform_device *pdev)
 		device_init_wakeup(&pdev->dev, 0);
 
 	platform_set_drvdata(pdev, NULL);
-	rtc_device_unregister(rtc->rtc);
 
 	return 0;
 }
-- 
1.7.2.5


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