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>

1 files changed, 6 insertions, 12 deletions

diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c
index 60b826e520e2..0dde688ca09b 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;