Messages in this thread Patch in this message | | | From | Johan Hovold <> | Subject | [PATCH] rtc: rtc-at91rm9200: fix missing iounmap | Date | Thu, 11 Apr 2013 16:38:36 +0200 |
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Add missing iounmap to probe error path and remove.
Cc: stable <stable@vger.kernel.org> Signed-off-by: Johan Hovold <jhovold@gmail.com> --- drivers/rtc/rtc-at91rm9200.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c index 434ebc3..eebd8ac 100644 --- a/drivers/rtc/rtc-at91rm9200.c +++ b/drivers/rtc/rtc-at91rm9200.c @@ -297,7 +297,7 @@ 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 @@ -309,13 +309,20 @@ 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; } /* @@ -332,6 +339,7 @@ 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; -- 1.8.1.5
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