linux-kernel - [PATCH V2 30/30] rtc: rtc-wm831x: use devm_rtc_device

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Message-id: <009801ce1a40$46b3f130$d41bd390$%han@samsung.com>
Date:	Wed, 06 Mar 2013 16:57:37 +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 30/30] rtc: rtc-wm831x: 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-wm831x.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-wm831x.c b/drivers/rtc/rtc-wm831x.c
index 2f0ac7b..8d65b94 100644
--- a/drivers/rtc/rtc-wm831x.c
+++ b/drivers/rtc/rtc-wm831x.c
@@ -436,7 +436,7 @@ static int wm831x_rtc_probe(struct platform_device *pdev)
 
 	device_init_wakeup(&pdev->dev, 1);
 
-	wm831x_rtc->rtc = rtc_device_register("wm831x", &pdev->dev,
+	wm831x_rtc->rtc = devm_rtc_device_register(&pdev->dev, "wm831x",
 					      &wm831x_rtc_ops, THIS_MODULE);
 	if (IS_ERR(wm831x_rtc->rtc)) {
 		ret = PTR_ERR(wm831x_rtc->rtc);
@@ -462,10 +462,6 @@ err:
 
 static int wm831x_rtc_remove(struct platform_device *pdev)
 {
-	struct wm831x_rtc *wm831x_rtc = platform_get_drvdata(pdev);
-
-	rtc_device_unregister(wm831x_rtc->rtc);
-
 	return 0;
 }
 
-- 
1.7.2.5


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