linux-kernel - [PATCH 11/30] rtc: hid-sensor-time: use devm_rtc_device

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Message-id: <008e01ce208c$06e1ba90$14a52fb0$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:15:02 +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 11/30] rtc: hid-sensor-time: 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-hid-sensor-time.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/rtc/rtc-hid-sensor-time.c b/drivers/rtc/rtc-hid-sensor-time.c
index 31c5728..6302450 100644
--- a/drivers/rtc/rtc-hid-sensor-time.c
+++ b/drivers/rtc/rtc-hid-sensor-time.c
@@ -255,8 +255,9 @@ static int hid_time_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	time_state->rtc = rtc_device_register("hid-sensor-time",
-				&pdev->dev, &hid_time_rtc_ops, THIS_MODULE);
+	time_state->rtc = devm_rtc_device_register(&pdev->dev,
+					"hid-sensor-time", &hid_time_rtc_ops,
+					THIS_MODULE);
 
 	if (IS_ERR(time_state->rtc)) {
 		dev_err(&pdev->dev, "rtc device register failed!\n");
@@ -269,9 +270,7 @@ static int hid_time_probe(struct platform_device *pdev)
 static int hid_time_remove(struct platform_device *pdev)
 {
 	struct hid_sensor_hub_device *hsdev = pdev->dev.platform_data;
-	struct hid_time_state *time_state = platform_get_drvdata(pdev);
 
-	rtc_device_unregister(time_state->rtc);
 	sensor_hub_remove_callback(hsdev, HID_USAGE_SENSOR_TIME);
 
 	return 0;
-- 
1.7.2.5


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