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-rw-r--r--drivers/char/watchdog/s3c2410_wdt.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index b36a04ae9ab..d54d0efe075 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -381,18 +381,21 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (res == NULL) {
printk(KERN_INFO PFX "failed to get irq resource\n");
+ iounmap(wdt_base);
return -ENOENT;
}
ret = request_irq(res->start, s3c2410wdt_irq, 0, pdev->name, pdev);
if (ret != 0) {
printk(KERN_INFO PFX "failed to install irq (%d)\n", ret);
+ iounmap(wdt_base);
return ret;
}
wdt_clock = clk_get(&pdev->dev, "watchdog");
if (wdt_clock == NULL) {
printk(KERN_INFO PFX "failed to find watchdog clock source\n");
+ iounmap(wdt_base);
return -ENOENT;
}
@@ -416,6 +419,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
if (ret) {
printk (KERN_ERR PFX "cannot register miscdev on minor=%d (%d)\n",
WATCHDOG_MINOR, ret);
+ iounmap(wdt_base);
return ret;
}
@@ -452,6 +456,7 @@ static int s3c2410wdt_remove(struct platform_device *dev)
wdt_clock = NULL;
}
+ iounmap(wdt_base);
misc_deregister(&s3c2410wdt_miscdev);
return 0;
}