rtc: rtc-max8997: 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>

diff --git a/drivers/rtc/rtc-max8997.c b/drivers/rtc/rtc-max8997.c
index a4e7079..00e505b 100644 (file)
--- a/drivers/rtc/rtc-max8997.c
+++ b/drivers/rtc/rtc-max8997.c
@@ -495,7 +495,8 @@ static int max8997_rtc_probe(struct platform_device *pdev)
        }
        info->virq = virq;
 
-       ret = request_threaded_irq(virq, NULL, max8997_rtc_alarm_irq, 0,
+       ret = devm_request_threaded_irq(&pdev->dev, virq, NULL,
+                               max8997_rtc_alarm_irq, 0,
                                "rtc-alarm0", info);
        if (ret < 0) {
                dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n",
@@ -514,10 +515,8 @@ static int max8997_rtc_remove(struct platform_device *pdev)
 {
        struct max8997_rtc_info *info = platform_get_drvdata(pdev);
 
-       if (info) {
-               free_irq(info->virq, info);
+       if (info)
                rtc_device_unregister(info->rtc_dev);
-       }
 
        return 0;
 }