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authorJingoo Han <jg1.han@samsung.com>2013-02-21 16:45:42 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-21 17:22:30 -0800
commit27239a1498f85c16306fdc614658d0bc1ee685ef (patch)
tree54caabaab6b6d0adc7857a296d162a731bd38cbd
parentfd5231ce336e038037b4f0190a6838bdd6e17c6d (diff)
rtc: rtc-da9052: use devm_request_threaded_irq()
Use devm_request_threaded_irq() to make cleanup paths more simple. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/rtc/rtc-da9052.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c
index 60b826e520e..0dde688ca09 100644
--- a/drivers/rtc/rtc-da9052.c
+++ b/drivers/rtc/rtc-da9052.c
@@ -240,9 +240,10 @@ static int da9052_rtc_probe(struct platform_device *pdev)
rtc->da9052 = dev_get_drvdata(pdev->dev.parent);
platform_set_drvdata(pdev, rtc);
rtc->irq = platform_get_irq_byname(pdev, "ALM");
- ret = request_threaded_irq(rtc->irq, NULL, da9052_rtc_irq,
- IRQF_TRIGGER_LOW | IRQF_ONESHOT,
- "ALM", rtc);
+ ret = devm_request_threaded_irq(&pdev->dev, rtc->irq, NULL,
+ da9052_rtc_irq,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ "ALM", rtc);
if (ret != 0) {
rtc_err(rtc->da9052, "irq registration failed: %d\n", ret);
return ret;
@@ -250,16 +251,10 @@ static int da9052_rtc_probe(struct platform_device *pdev)
rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
&da9052_rtc_ops, THIS_MODULE);
- if (IS_ERR(rtc->rtc)) {
- ret = PTR_ERR(rtc->rtc);
- goto err_free_irq;
- }
+ if (IS_ERR(rtc->rtc))
+ return PTR_ERR(rtc->rtc);
return 0;
-
-err_free_irq:
- free_irq(rtc->irq, rtc);
- return ret;
}
static int da9052_rtc_remove(struct platform_device *pdev)
@@ -267,7 +262,6 @@ static int da9052_rtc_remove(struct platform_device *pdev)
struct da9052_rtc *rtc = pdev->dev.platform_data;
rtc_device_unregister(rtc->rtc);
- free_irq(rtc->irq, rtc);
platform_set_drvdata(pdev, NULL);
return 0;