X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Frtc%2Frtc-test.c;h=f50a1b8e160706982f91c5a051abcc88f73d333e;hb=9438a1218eceb1b3891d242da01bc3cc82cb7342;hp=bc4bd24508a2d4beb23458c3b6ee3a86b7e41e26;hpb=c730f5b621afa33e9f4939da9078669162ebff4e;p=powerpc.git

diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index bc4bd24508..f50a1b8e16 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -99,6 +99,7 @@ static ssize_t test_irq_store(struct device *dev,
 	struct rtc_device *rtc = platform_get_drvdata(plat_dev);
 
 	retval = count;
+	local_irq_disable();
 	if (strncmp(buf, "tick", 4) == 0)
 		rtc_update_irq(&rtc->class_dev, 1, RTC_PF | RTC_IRQF);
 	else if (strncmp(buf, "alarm", 5) == 0)
@@ -107,6 +108,7 @@ static ssize_t test_irq_store(struct device *dev,
 		rtc_update_irq(&rtc->class_dev, 1, RTC_UF | RTC_IRQF);
 	else
 		retval = -EINVAL;
+	local_irq_enable();
 
 	return retval;
 }
@@ -121,11 +123,18 @@ static int test_probe(struct platform_device *plat_dev)
 		err = PTR_ERR(rtc);
 		return err;
 	}
-	device_create_file(&plat_dev->dev, &dev_attr_irq);
+
+	err = device_create_file(&plat_dev->dev, &dev_attr_irq);
+	if (err)
+		goto err;
 
 	platform_set_drvdata(plat_dev, rtc);
 
 	return 0;
+
+err:
+	rtc_device_unregister(rtc);
+	return err;
 }
 
 static int __devexit test_remove(struct platform_device *plat_dev)