linux-kernel - [PATCH 16/30] rtc: rtc-max6900: use devm_rtc_device

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Message-id: <009301ce208c$a99a3910$fcceab30$%han@samsung.com>
Date:	Thu, 14 Mar 2013 17:19:35 +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 16/30] rtc: rtc-max6900: 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-max6900.c |    9 ++-------
 1 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c
index a00e332..8669d6d 100644
--- a/drivers/rtc/rtc-max6900.c
+++ b/drivers/rtc/rtc-max6900.c
@@ -214,11 +214,6 @@ static int max6900_rtc_set_time(struct device *dev, struct rtc_time *tm)
 
 static int max6900_remove(struct i2c_client *client)
 {
-	struct rtc_device *rtc = i2c_get_clientdata(client);
-
-	if (rtc)
-		rtc_device_unregister(rtc);
-
 	return 0;
 }
 
@@ -237,8 +232,8 @@ max6900_probe(struct i2c_client *client, const struct i2c_device_id *id)
 
 	dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n");
 
-	rtc = rtc_device_register(max6900_driver.driver.name,
-				  &client->dev, &max6900_rtc_ops, THIS_MODULE);
+	rtc = devm_rtc_device_register(&client->dev, max6900_driver.driver.name,
+					&max6900_rtc_ops, THIS_MODULE);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
 
-- 
1.7.2.5


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