linux-kernel - [PATCH 29/30] rtc: rtc-wm8350: use devm_rtc_device

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Date:	Thu, 14 Mar 2013 17:24:10 +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 29/30] rtc: rtc-wm8350: 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-wm8350.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index 8ad86ae..af81dd6 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -439,8 +439,8 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
 
 	device_init_wakeup(&pdev->dev, 1);
 
-	wm_rtc->rtc = rtc_device_register("wm8350", &pdev->dev,
-					  &wm8350_rtc_ops, THIS_MODULE);
+	wm_rtc->rtc = devm_rtc_device_register(&pdev->dev, "wm8350",
+					&wm8350_rtc_ops, THIS_MODULE);
 	if (IS_ERR(wm_rtc->rtc)) {
 		ret = PTR_ERR(wm_rtc->rtc);
 		dev_err(&pdev->dev, "failed to register RTC: %d\n", ret);
@@ -462,13 +462,10 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
 static int wm8350_rtc_remove(struct platform_device *pdev)
 {
 	struct wm8350 *wm8350 = platform_get_drvdata(pdev);
-	struct wm8350_rtc *wm_rtc = &wm8350->rtc;
 
 	wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC, wm8350);
 	wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM, wm8350);
 
-	rtc_device_unregister(wm_rtc->rtc);
-
 	return 0;
 }
 
-- 
1.7.2.5


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