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 16/27] rtc: rtc-pcap: use devm_*() functions
Date: Mon, 01 Apr 2013 18:47:25 +0900 [thread overview]
Message-ID: <001b01ce2ebd$ea2f0610$be8d1230$%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-pcap.c | 34 ++++++++++++----------------------
1 files changed, 12 insertions(+), 22 deletions(-)
diff --git a/drivers/rtc/rtc-pcap.c b/drivers/rtc/rtc-pcap.c
index ce09824..539a90b 100644
--- a/drivers/rtc/rtc-pcap.c
+++ b/drivers/rtc/rtc-pcap.c
@@ -145,7 +145,8 @@ static int __init pcap_rtc_probe(struct platform_device *pdev)
int timer_irq, alarm_irq;
int err = -ENOMEM;
- pcap_rtc = kmalloc(sizeof(struct pcap_rtc), GFP_KERNEL);
+ pcap_rtc = devm_kzalloc(&pdev->dev, sizeof(struct pcap_rtc),
+ GFP_KERNEL);
if (!pcap_rtc)
return err;
@@ -153,45 +154,34 @@ static int __init pcap_rtc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, pcap_rtc);
- pcap_rtc->rtc = rtc_device_register("pcap", &pdev->dev,
- &pcap_rtc_ops, THIS_MODULE);
+ pcap_rtc->rtc = devm_rtc_device_register(&pdev->dev, "pcap",
+ &pcap_rtc_ops, THIS_MODULE);
if (IS_ERR(pcap_rtc->rtc)) {
err = PTR_ERR(pcap_rtc->rtc);
- goto fail_rtc;
+ goto fail;
}
-
timer_irq = pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_1HZ);
alarm_irq = pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_TODA);
- err = request_irq(timer_irq, pcap_rtc_irq, 0, "RTC Timer", pcap_rtc);
+ err = devm_request_irq(&pdev->dev, timer_irq, pcap_rtc_irq, 0,
+ "RTC Timer", pcap_rtc);
if (err)
- goto fail_timer;
+ goto fail;
- err = request_irq(alarm_irq, pcap_rtc_irq, 0, "RTC Alarm", pcap_rtc);
+ err = devm_request_irq(&pdev->dev, alarm_irq, pcap_rtc_irq, 0,
+ "RTC Alarm", pcap_rtc);
if (err)
- goto fail_alarm;
+ goto fail;
return 0;
-fail_alarm:
- free_irq(timer_irq, pcap_rtc);
-fail_timer:
- rtc_device_unregister(pcap_rtc->rtc);
-fail_rtc:
+fail:
platform_set_drvdata(pdev, NULL);
- kfree(pcap_rtc);
return err;
}
static int __exit pcap_rtc_remove(struct platform_device *pdev)
{
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
-
- free_irq(pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_1HZ), pcap_rtc);
- free_irq(pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_TODA), pcap_rtc);
- rtc_device_unregister(pcap_rtc->rtc);
- kfree(pcap_rtc);
-
return 0;
}
--
1.7.2.5
next prev parent reply other threads:[~2013-04-01 9:47 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 ` [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 ` Jingoo Han [this message]
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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