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 11/27] rtc: rtc-m41t80: use devm_*() functions
Date: Mon, 01 Apr 2013 18:45:47 +0900 [thread overview]
Message-ID: <001601ce2ebd$b00ea710$102bf530$%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-m41t80.c | 16 +++++-----------
1 files changed, 5 insertions(+), 11 deletions(-)
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index b885bcd..89674b5 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -637,7 +637,8 @@ static int m41t80_probe(struct i2c_client *client,
dev_info(&client->dev,
"chip found, driver version " DRV_VERSION "\n");
- clientdata = kzalloc(sizeof(*clientdata), GFP_KERNEL);
+ clientdata = devm_kzalloc(&client->dev, sizeof(*clientdata),
+ GFP_KERNEL);
if (!clientdata) {
rc = -ENOMEM;
goto exit;
@@ -646,8 +647,8 @@ static int m41t80_probe(struct i2c_client *client,
clientdata->features = id->driver_data;
i2c_set_clientdata(client, clientdata);
- rtc = rtc_device_register(client->name, &client->dev,
- &m41t80_rtc_ops, THIS_MODULE);
+ rtc = devm_rtc_device_register(&client->dev, client->name,
+ &m41t80_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
rc = PTR_ERR(rtc);
rtc = NULL;
@@ -718,26 +719,19 @@ ht_err:
goto exit;
exit:
- if (rtc)
- rtc_device_unregister(rtc);
- kfree(clientdata);
return rc;
}
static int m41t80_remove(struct i2c_client *client)
{
+#ifdef CONFIG_RTC_DRV_M41T80_WDT
struct m41t80_data *clientdata = i2c_get_clientdata(client);
- struct rtc_device *rtc = clientdata->rtc;
-#ifdef CONFIG_RTC_DRV_M41T80_WDT
if (clientdata->features & M41T80_FEATURE_HT) {
misc_deregister(&wdt_dev);
unregister_reboot_notifier(&wdt_notifier);
}
#endif
- if (rtc)
- rtc_device_unregister(rtc);
- kfree(clientdata);
return 0;
}
--
1.7.2.5
next prev 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 ` [PATCH 10/27] rtc: rtc-isl12022: " Jingoo Han
2013-04-01 9:45 ` Jingoo Han [this message]
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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