diff options
| author | Guenter Roeck <linux@roeck-us.net> | 2017-01-24 06:32:57 -0800 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2017-01-25 06:14:26 -0800 |
| commit | 8353863a52a82c7701d9d10433bea703fd24ec2d (patch) | |
| tree | 48e40171e67621489d4bc6ba3db6fba3e3d70a00 /drivers/hwmon | |
| parent | 68f0c8c923951eef2cde1d9ab6bc598aceecfc27 (diff) | |
hwmon: Make name attribute mandatory for new APIs
It does not make sense to use one of the the new APIs when not
even providing a name attribute. Make it mandatory.
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/hwmon.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 0c5660ccdbf4..affff8195fff 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -651,6 +651,9 @@ hwmon_device_register_with_groups(struct device *dev, const char *name, void *drvdata, const struct attribute_group **groups) { + if (!name) + return ERR_PTR(-EINVAL); + return __hwmon_device_register(dev, name, drvdata, NULL, groups); } EXPORT_SYMBOL_GPL(hwmon_device_register_with_groups); @@ -674,6 +677,9 @@ hwmon_device_register_with_info(struct device *dev, const char *name, const struct hwmon_chip_info *chip, const struct attribute_group **extra_groups) { + if (!name) + return ERR_PTR(-EINVAL); + if (chip && (!chip->ops || !chip->ops->is_visible || !chip->info)) return ERR_PTR(-EINVAL); @@ -695,7 +701,7 @@ struct device *hwmon_device_register(struct device *dev) dev_warn(dev, "hwmon_device_register() is deprecated. Please convert the driver to use hwmon_device_register_with_info().\n"); - return hwmon_device_register_with_groups(dev, NULL, NULL, NULL); + return __hwmon_device_register(dev, NULL, NULL, NULL, NULL); } EXPORT_SYMBOL_GPL(hwmon_device_register); |