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From: Jingoo Han <jg1.han@samsung.com>
To: "'Andrew Morton'" <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
	"'Alessandro Zummo'" <a.zummo@towertech.it>,
	rtc-linux@googlegroups.com, "'Jingoo Han'" <jg1.han@samsung.com>
Subject: [PATCH 10/27] rtc: rtc-isl12022: use devm_*() functions
Date: Mon, 01 Apr 2013 18:45:30 +0900	[thread overview]
Message-ID: <001501ce2ebd$a5d37b40$f17a71c0$%han@samsung.com> (raw)
In-Reply-To: <000c01ce2ebd$2a1307f0$7e3917d0$%han@samsung.com>

Use devm_*() functions to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/rtc/rtc-isl12022.c |   29 +++++++----------------------
 1 files changed, 7 insertions(+), 22 deletions(-)

diff --git a/drivers/rtc/rtc-isl12022.c b/drivers/rtc/rtc-isl12022.c
index 6b4298e..1af0aa5 100644
--- a/drivers/rtc/rtc-isl12022.c
+++ b/drivers/rtc/rtc-isl12022.c
@@ -252,12 +252,11 @@ static int isl12022_probe(struct i2c_client *client,
 {
 	struct isl12022 *isl12022;
 
-	int ret = 0;
-
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
 		return -ENODEV;
 
-	isl12022 = kzalloc(sizeof(struct isl12022), GFP_KERNEL);
+	isl12022 = devm_kzalloc(&client->dev, sizeof(struct isl12022),
+				GFP_KERNEL);
 	if (!isl12022)
 		return -ENOMEM;
 
@@ -265,31 +264,17 @@ static int isl12022_probe(struct i2c_client *client,
 
 	i2c_set_clientdata(client, isl12022);
 
-	isl12022->rtc = rtc_device_register(isl12022_driver.driver.name,
-					    &client->dev,
-					    &isl12022_rtc_ops,
-					    THIS_MODULE);
-
-	if (IS_ERR(isl12022->rtc)) {
-		ret = PTR_ERR(isl12022->rtc);
-		goto exit_kfree;
-	}
+	isl12022->rtc = devm_rtc_device_register(&client->dev,
+					isl12022_driver.driver.name,
+					&isl12022_rtc_ops, THIS_MODULE);
+	if (IS_ERR(isl12022->rtc))
+		return PTR_ERR(isl12022->rtc);
 
 	return 0;
-
-exit_kfree:
-	kfree(isl12022);
-
-	return ret;
 }
 
 static int isl12022_remove(struct i2c_client *client)
 {
-	struct isl12022 *isl12022 = i2c_get_clientdata(client);
-
-	rtc_device_unregister(isl12022->rtc);
-	kfree(isl12022);
-
 	return 0;
 }
 
-- 
1.7.2.5



  parent reply	other threads:[~2013-04-01  9:45 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-01  9:42 [PATCH 01/27] rtc: rtc-ab8500: " Jingoo Han
2013-04-01  9:42 ` [PATCH 02/27] rtc: rtc-at91sam9: " Jingoo Han
2013-04-01  9:43 ` [PATCH 03/27] rtc: rtc-bfin: " Jingoo Han
2013-04-01  9:43 ` [PATCH 04/27] rtc: rtc-bq4802: " Jingoo Han
2013-04-01  9:43 ` [PATCH 05/27] rtc: rtc-ds1216: " Jingoo Han
2013-04-01  9:44 ` [PATCH 06/27] rtc: rtc-ds1286: " Jingoo Han
2013-04-01  9:44 ` [PATCH 07/27] rtc: rtc-ds1390: " Jingoo Han
2013-04-01  9:44 ` [PATCH 08/27] rtc: rtc-ds2404: " Jingoo Han
2013-04-01  9:45 ` [PATCH 09/27] rtc: rtc-fm3130: " Jingoo Han
2013-04-01  9:45 ` Jingoo Han [this message]
2013-04-01  9:45 ` [PATCH 11/27] rtc: rtc-m41t80: " Jingoo Han
2013-04-01  9:46 ` [PATCH 12/27] rtc: rtc-max8998: " Jingoo Han
2013-04-01  9:46 ` [PATCH 13/27] rtc: rtc-mc13xxx: " Jingoo Han
2013-04-01  9:46 ` [PATCH 14/27] rtc: rtc-msm6242: " Jingoo Han
2013-04-01  9:47 ` [PATCH 15/27] rtc: rtc-nuc900: " Jingoo Han
2013-04-01  9:47 ` [PATCH 16/27] rtc: rtc-pcap: " Jingoo Han
2013-04-01  9:47 ` [PATCH 17/27] rtc: rtc-pcf2123: " Jingoo Han
2013-04-01  9:48 ` [PATCH 18/27] rtc: rtc-pcf50633: " Jingoo Han
2013-04-01  9:48 ` [PATCH 19/27] rtc: rtc-pcf8563: " Jingoo Han
2013-04-01  9:48 ` [PATCH 20/27] rtc: rtc-pcf8583: " Jingoo Han
2013-04-01  9:48 ` [PATCH 21/27] rtc: rtc-rp5c01: " Jingoo Han
2013-04-01  9:49 ` [PATCH 22/27] rtc: rtc-rs5c348: " Jingoo Han
2013-04-01  9:49 ` [PATCH 23/27] rtc: rtc-rs5c372: " Jingoo Han
2013-04-01  9:49 ` [PATCH 24/27] rtc: rtc-s35390a: " Jingoo Han
2013-04-01  9:50 ` [PATCH 25/27] rtc: rtc-sa1100: " Jingoo Han
2013-04-01  9:50 ` [PATCH 26/27] rtc: rtc-stmp3xxx: " Jingoo Han
2013-04-01  9:50 ` [PATCH 27/27] rtc: rtc-v3020: " Jingoo Han

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