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hwmon: (ntc_thermistor) Return error code from hwmon_device_register

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hwmon_device_register() never returns a NULL pointer in case of errors, but
an error value. Use it.

Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Reviewed-by: Robert Coulson <robert.coulson@ericsson.com>
This commit is contained in:
Guenter Roeck 2012-04-23 10:41:03 -07:00
parent 41141e64e6
commit 425d247680
1 changed files with 2 additions and 2 deletions
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4
drivers/hwmon/ntc_thermistor.c
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@ -382,9 +382,9 @@ static int __devinit ntc_thermistor_probe(struct platform_device *pdev)
}
data->hwmon_dev = hwmon_device_register(data->dev);
if (IS_ERR_OR_NULL(data->hwmon_dev)) {
if (IS_ERR(data->hwmon_dev)) {
dev_err(data->dev, "unable to register as hwmon device.\n");
ret = -EINVAL;
ret = PTR_ERR(data->hwmon_dev);
goto err_after_sysfs;
}