linux-kernel - [PATCH 05/30] rtc: rtc-ds1302: use devm_rtc_device

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Message-id: <008801ce208b$af5f3b80$0e1db280$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:12:35 +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 05/30] rtc: rtc-ds1302: 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-ds1302.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/rtc/rtc-ds1302.c b/drivers/rtc/rtc-ds1302.c
index 7d4c2b4..d139543 100644
--- a/drivers/rtc/rtc-ds1302.c
+++ b/drivers/rtc/rtc-ds1302.c
@@ -224,7 +224,7 @@ static int __init ds1302_rtc_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	rtc = rtc_device_register("ds1302", &pdev->dev,
+	rtc = devm_rtc_device_register(&pdev->dev, "ds1302",
 					   &ds1302_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
@@ -236,9 +236,6 @@ static int __init ds1302_rtc_probe(struct platform_device *pdev)
 
 static int __exit ds1302_rtc_remove(struct platform_device *pdev)
 {
-	struct rtc_device *rtc = platform_get_drvdata(pdev);
-
-	rtc_device_unregister(rtc);
 	platform_set_drvdata(pdev, NULL);
 
 	return 0;
-- 
1.7.2.5


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