[PATCH V2 06/30] rtc: rtc-ds1511: use devm_rtc_device_register()

From: Jingoo Han
Date: Wed Mar 06 2013 - 02:49:41 EST


devm_rtc_device_register() is device managed and makes cleanup
paths simpler.

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
Changes since v1:
- used 'struct device *dev' as the first argument

drivers/rtc/rtc-ds1511.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c
index 6a3fcfe..6ce8a99 100644
--- a/drivers/rtc/rtc-ds1511.c
+++ b/drivers/rtc/rtc-ds1511.c
@@ -538,15 +538,14 @@ static int ds1511_rtc_probe(struct platform_device *pdev)
}
}

- rtc = rtc_device_register(pdev->name, &pdev->dev, &ds1511_rtc_ops,
- THIS_MODULE);
+ rtc = devm_rtc_device_register(&pdev->dev, pdev->name, &ds1511_rtc_ops,
+ THIS_MODULE);
if (IS_ERR(rtc))
return PTR_ERR(rtc);
pdata->rtc = rtc;

ret = sysfs_create_bin_file(&pdev->dev.kobj, &ds1511_nvram_attr);
- if (ret)
- rtc_device_unregister(pdata->rtc);
+
return ret;
}

@@ -555,7 +554,6 @@ static int ds1511_rtc_remove(struct platform_device *pdev)
struct rtc_plat_data *pdata = platform_get_drvdata(pdev);

sysfs_remove_bin_file(&pdev->dev.kobj, &ds1511_nvram_attr);
- rtc_device_unregister(pdata->rtc);
if (pdata->irq > 0) {
/*
* disable the alarm interrupt
--
1.7.2.5


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