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authorJohan Hovold <jhovold@gmail.com>2013-04-29 16:21:05 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-07 20:33:11 -0700
commit5b6a8e8eb153144e40d83d40d325f0bd672d6033 (patch)
tree1dae80e6f8c9c8b8de26d9e9059ce937ed3ae588 /drivers
parentec55156767c885c460c67c9767ba7d6b481f146a (diff)
drivers/rtc/rtc-at91rm9200.c: fix missing iounmap
commit 3427de92ac70a064098ff843c72ac76c420bb1cb upstream. 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> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/rtc/rtc-at91rm9200.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index 434ebc3a99dc..eebd8ac78e46 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;