hwmon: Fix unchecked return status, batch 2
hwmon: Fix unchecked return status, batch 2
Fix up some hwmon drivers so that they no longer ignore return status
from device_create_file().
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index b4ccdfc..064516d 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -394,6 +394,48 @@
return i2c_probe(adapter, &addr_data, lm80_detect);
}
+static struct attribute *lm80_attributes[] = {
+ &dev_attr_in0_min.attr,
+ &dev_attr_in1_min.attr,
+ &dev_attr_in2_min.attr,
+ &dev_attr_in3_min.attr,
+ &dev_attr_in4_min.attr,
+ &dev_attr_in5_min.attr,
+ &dev_attr_in6_min.attr,
+ &dev_attr_in0_max.attr,
+ &dev_attr_in1_max.attr,
+ &dev_attr_in2_max.attr,
+ &dev_attr_in3_max.attr,
+ &dev_attr_in4_max.attr,
+ &dev_attr_in5_max.attr,
+ &dev_attr_in6_max.attr,
+ &dev_attr_in0_input.attr,
+ &dev_attr_in1_input.attr,
+ &dev_attr_in2_input.attr,
+ &dev_attr_in3_input.attr,
+ &dev_attr_in4_input.attr,
+ &dev_attr_in5_input.attr,
+ &dev_attr_in6_input.attr,
+ &dev_attr_fan1_min.attr,
+ &dev_attr_fan2_min.attr,
+ &dev_attr_fan1_input.attr,
+ &dev_attr_fan2_input.attr,
+ &dev_attr_fan1_div.attr,
+ &dev_attr_fan2_div.attr,
+ &dev_attr_temp1_input.attr,
+ &dev_attr_temp1_max.attr,
+ &dev_attr_temp1_max_hyst.attr,
+ &dev_attr_temp1_crit.attr,
+ &dev_attr_temp1_crit_hyst.attr,
+ &dev_attr_alarms.attr,
+
+ NULL
+};
+
+static const struct attribute_group lm80_group = {
+ .attrs = lm80_attributes,
+};
+
static int lm80_detect(struct i2c_adapter *adapter, int address, int kind)
{
int i, cur;
@@ -452,48 +494,19 @@
data->fan_min[1] = lm80_read_value(new_client, LM80_REG_FAN_MIN(2));
/* Register sysfs hooks */
+ if ((err = sysfs_create_group(&new_client->dev.kobj, &lm80_group)))
+ goto error_detach;
+
data->class_dev = hwmon_device_register(&new_client->dev);
if (IS_ERR(data->class_dev)) {
err = PTR_ERR(data->class_dev);
- goto error_detach;
+ goto error_remove;
}
- device_create_file(&new_client->dev, &dev_attr_in0_min);
- device_create_file(&new_client->dev, &dev_attr_in1_min);
- device_create_file(&new_client->dev, &dev_attr_in2_min);
- device_create_file(&new_client->dev, &dev_attr_in3_min);
- device_create_file(&new_client->dev, &dev_attr_in4_min);
- device_create_file(&new_client->dev, &dev_attr_in5_min);
- device_create_file(&new_client->dev, &dev_attr_in6_min);
- device_create_file(&new_client->dev, &dev_attr_in0_max);
- device_create_file(&new_client->dev, &dev_attr_in1_max);
- device_create_file(&new_client->dev, &dev_attr_in2_max);
- device_create_file(&new_client->dev, &dev_attr_in3_max);
- device_create_file(&new_client->dev, &dev_attr_in4_max);
- device_create_file(&new_client->dev, &dev_attr_in5_max);
- device_create_file(&new_client->dev, &dev_attr_in6_max);
- device_create_file(&new_client->dev, &dev_attr_in0_input);
- device_create_file(&new_client->dev, &dev_attr_in1_input);
- device_create_file(&new_client->dev, &dev_attr_in2_input);
- device_create_file(&new_client->dev, &dev_attr_in3_input);
- device_create_file(&new_client->dev, &dev_attr_in4_input);
- device_create_file(&new_client->dev, &dev_attr_in5_input);
- device_create_file(&new_client->dev, &dev_attr_in6_input);
- device_create_file(&new_client->dev, &dev_attr_fan1_min);
- device_create_file(&new_client->dev, &dev_attr_fan2_min);
- device_create_file(&new_client->dev, &dev_attr_fan1_input);
- device_create_file(&new_client->dev, &dev_attr_fan2_input);
- device_create_file(&new_client->dev, &dev_attr_fan1_div);
- device_create_file(&new_client->dev, &dev_attr_fan2_div);
- device_create_file(&new_client->dev, &dev_attr_temp1_input);
- device_create_file(&new_client->dev, &dev_attr_temp1_max);
- device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst);
- device_create_file(&new_client->dev, &dev_attr_temp1_crit);
- device_create_file(&new_client->dev, &dev_attr_temp1_crit_hyst);
- device_create_file(&new_client->dev, &dev_attr_alarms);
-
return 0;
+error_remove:
+ sysfs_remove_group(&new_client->dev.kobj, &lm80_group);
error_detach:
i2c_detach_client(new_client);
error_free:
@@ -508,7 +521,7 @@
int err;
hwmon_device_unregister(data->class_dev);
-
+ sysfs_remove_group(&client->dev.kobj, &lm80_group);
if ((err = i2c_detach_client(client)))
return err;