linux-kernel - [PATCH V2 02/30] rtc: rtc-coh90133: use devm_rtc_device

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Date:	Wed, 06 Mar 2013 16:47:49 +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 02/30] rtc: rtc-coh90133: 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-coh901331.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/rtc/rtc-coh901331.c b/drivers/rtc/rtc-coh901331.c
index 2d28ec1a..78393a2 100644
--- a/drivers/rtc/rtc-coh901331.c
+++ b/drivers/rtc/rtc-coh901331.c
@@ -155,7 +155,6 @@ static int __exit coh901331_remove(struct platform_device *pdev)
 	struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
 
 	if (rtap) {
-		rtc_device_unregister(rtap->rtc);
 		clk_unprepare(rtap->clk);
 		platform_set_drvdata(pdev, NULL);
 	}
@@ -211,8 +210,8 @@ static int __init coh901331_probe(struct platform_device *pdev)
 	clk_disable(rtap->clk);
 
 	platform_set_drvdata(pdev, rtap);
-	rtap->rtc = rtc_device_register("coh901331", &pdev->dev, &coh901331_ops,
-					 THIS_MODULE);
+	rtap->rtc = devm_rtc_device_register(&pdev->dev, "coh901331",
+					&coh901331_ops, THIS_MODULE);
 	if (IS_ERR(rtap->rtc)) {
 		ret = PTR_ERR(rtap->rtc);
 		goto out_no_rtc;
-- 
1.7.2.5


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