linux-kernel - [PATCH 26/30] rtc: rtc-sun4v: use devm_rtc_device

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Date:	Thu, 14 Mar 2013 17:23:12 +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 26/30] rtc: rtc-sun4v: 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-sun4v.c |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-sun4v.c b/drivers/rtc/rtc-sun4v.c
index 7c51c49..ce42e5f 100644
--- a/drivers/rtc/rtc-sun4v.c
+++ b/drivers/rtc/rtc-sun4v.c
@@ -81,8 +81,10 @@ static const struct rtc_class_ops sun4v_rtc_ops = {
 
 static int __init sun4v_rtc_probe(struct platform_device *pdev)
 {
-	struct rtc_device *rtc = rtc_device_register("sun4v", &pdev->dev,
-				     &sun4v_rtc_ops, THIS_MODULE);
+	struct rtc_device *rtc;
+
+	rtc = devm_rtc_device_register(&pdev->dev, "sun4v",
+				&sun4v_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
 
@@ -92,9 +94,6 @@ static int __init sun4v_rtc_probe(struct platform_device *pdev)
 
 static int __exit sun4v_rtc_remove(struct platform_device *pdev)
 {
-	struct rtc_device *rtc = platform_get_drvdata(pdev);
-
-	rtc_device_unregister(rtc);
 	return 0;
 }
 
-- 
1.7.2.5


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