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drivers/rtc/rtc-at91rm9200.c: fix missing iounmap

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Add missing iounmap to probe error path and remove.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Johan Hovold 2013-04-29 16:21:05 -07:00 committed by Linus Torvalds
parent b9d8c4603e
commit 3427de92ac
1 changed files with 11 additions and 3 deletions
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14
drivers/rtc/rtc-at91rm9200.c
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@ -299,7 +299,7 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
"at91_rtc", pdev);
if (ret) {
dev_err(&pdev->dev, "IRQ %d already in use.\n", irq);
return ret;
goto err_unmap;
}
/* cpu init code should really have flagged this device as
@ -311,13 +311,20 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
rtc = rtc_device_register(pdev->name, &pdev->dev,
&at91_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
free_irq(irq, pdev);
return PTR_ERR(rtc);
ret = PTR_ERR(rtc);
goto err_free_irq;
}
platform_set_drvdata(pdev, rtc);
dev_info(&pdev->dev, "AT91 Real Time Clock driver.\n");
return 0;
err_free_irq:
free_irq(irq, pdev);
err_unmap:
iounmap(at91_rtc_regs);
return ret;
}
/*
@ -334,6 +341,7 @@ static int __exit at91_rtc_remove(struct platform_device *pdev)
free_irq(irq, pdev);
rtc_device_unregister(rtc);
iounmap(at91_rtc_regs);
platform_set_drvdata(pdev, NULL);
return 0;