microsoft
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WSL2-Linux-Kernel
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drivers/rtc/rtc-vr41xx.c: use devm_*() functions 

Use devm_*() functions to make cleanup paths simpler, and remove
unnecessary remove().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Yoichi Yuasa <yuasa@linux-mips.org>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2014-01-23 15:55:07 -08:00 коммит произвёл Linus Torvalds
Родитель f53eeb853d
Коммит bf6ce1a102
1 изменённых файлов: 12 добавлений и 38 удалений
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50
drivers/rtc/rtc-vr41xx.c
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@ -293,7 +293,7 @@ static int rtc_probe(struct platform_device *pdev)
if (!res)
return -EBUSY;
rtc1_base = ioremap(res->start, resource_size(res));
rtc1_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!rtc1_base)
return -EBUSY;
@ -303,13 +303,14 @@ static int rtc_probe(struct platform_device *pdev)
goto err_rtc1_iounmap;
}
rtc2_base = ioremap(res->start, resource_size(res));
rtc2_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!rtc2_base) {
retval = -EBUSY;
goto err_rtc1_iounmap;
}
rtc = rtc_device_register(rtc_name, &pdev->dev, &vr41xx_rtc_ops, THIS_MODULE);
rtc = devm_rtc_device_register(&pdev->dev, rtc_name, &vr41xx_rtc_ops,
THIS_MODULE);
if (IS_ERR(rtc)) {
retval = PTR_ERR(rtc);
goto err_iounmap_all;
@ -330,24 +331,24 @@ static int rtc_probe(struct platform_device *pdev)
aie_irq = platform_get_irq(pdev, 0);
if (aie_irq <= 0) {
retval = -EBUSY;
goto err_device_unregister;
goto err_iounmap_all;
}
retval = request_irq(aie_irq, elapsedtime_interrupt, 0,
"elapsed_time", pdev);
retval = devm_request_irq(&pdev->dev, aie_irq, elapsedtime_interrupt, 0,
"elapsed_time", pdev);
if (retval < 0)
goto err_device_unregister;
goto err_iounmap_all;
pie_irq = platform_get_irq(pdev, 1);
if (pie_irq <= 0) {
retval = -EBUSY;
goto err_free_irq;
goto err_iounmap_all;
}
retval = request_irq(pie_irq, rtclong1_interrupt, 0,
"rtclong1", pdev);
retval = devm_request_irq(&pdev->dev, pie_irq, rtclong1_interrupt, 0,
"rtclong1", pdev);
if (retval < 0)
goto err_free_irq;
goto err_iounmap_all;
platform_set_drvdata(pdev, rtc);
@ -358,47 +359,20 @@ static int rtc_probe(struct platform_device *pdev)
return 0;
err_free_irq:
free_irq(aie_irq, pdev);
err_device_unregister:
rtc_device_unregister(rtc);
err_iounmap_all:
iounmap(rtc2_base);
rtc2_base = NULL;
err_rtc1_iounmap:
iounmap(rtc1_base);
rtc1_base = NULL;
return retval;
}
static int rtc_remove(struct platform_device *pdev)
{
struct rtc_device *rtc;
rtc = platform_get_drvdata(pdev);
if (rtc)
rtc_device_unregister(rtc);
free_irq(aie_irq, pdev);
free_irq(pie_irq, pdev);
if (rtc1_base)
iounmap(rtc1_base);
if (rtc2_base)
iounmap(rtc2_base);
return 0;
}
/* work with hotplug and coldplug */
MODULE_ALIAS("platform:RTC");
static struct platform_driver rtc_platform_driver = {
.probe = rtc_probe,
.remove = rtc_remove,
.driver = {
.name = rtc_name,
.owner = THIS_MODULE,