linux-kernel - [PATCH 27/30] rtc: rtc-test: use devm_rtc_device

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Message-id: <009e01ce208d$376c11f0$a64435d0$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:23:33 +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 27/30] rtc: rtc-test: 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-test.c |   10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index b92e0f6..7746e65 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -99,8 +99,10 @@ static DEVICE_ATTR(irq, S_IRUGO | S_IWUSR, test_irq_show, test_irq_store);
 static int test_probe(struct platform_device *plat_dev)
 {
 	int err;
-	struct rtc_device *rtc = rtc_device_register("test", &plat_dev->dev,
-						&test_rtc_ops, THIS_MODULE);
+	struct rtc_device *rtc;
+
+	rtc = devm_rtc_device_register(&plat_dev->dev, "test",
+				&test_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc)) {
 		err = PTR_ERR(rtc);
 		return err;
@@ -115,15 +117,11 @@ static int test_probe(struct platform_device *plat_dev)
 	return 0;
 
 err:
-	rtc_device_unregister(rtc);
 	return err;
 }
 
 static int test_remove(struct platform_device *plat_dev)
 {
-	struct rtc_device *rtc = platform_get_drvdata(plat_dev);
-
-	rtc_device_unregister(rtc);
 	device_remove_file(&plat_dev->dev, &dev_attr_irq);
 
 	return 0;
-- 
1.7.2.5


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