linux-kernel - [PATCH V2 19/30] rtc: rtc-pcf8523: use devm_rtc_device

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Date:	Wed, 06 Mar 2013 16:53:57 +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 19/30] rtc: rtc-pcf8523: 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-pcf8523.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-pcf8523.c b/drivers/rtc/rtc-pcf8523.c
index 889e316..305c951 100644
--- a/drivers/rtc/rtc-pcf8523.c
+++ b/drivers/rtc/rtc-pcf8523.c
@@ -307,7 +307,7 @@ static int pcf8523_probe(struct i2c_client *client,
 	if (err < 0)
 		return err;
 
-	pcf->rtc = rtc_device_register(DRIVER_NAME, &client->dev,
+	pcf->rtc = devm_rtc_device_register(&client->dev, DRIVER_NAME,
 				       &pcf8523_rtc_ops, THIS_MODULE);
 	if (IS_ERR(pcf->rtc))
 		return PTR_ERR(pcf->rtc);
@@ -319,10 +319,6 @@ static int pcf8523_probe(struct i2c_client *client,
 
 static int pcf8523_remove(struct i2c_client *client)
 {
-	struct pcf8523 *pcf = i2c_get_clientdata(client);
-
-	rtc_device_unregister(pcf->rtc);
-
 	return 0;
 }
 
-- 
1.7.2.5


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