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| author | Mark M. Hoffman <mhoffman@lightlink.com> | 2006-09-24 21:14:35 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-09-28 15:31:17 -0700 |
| commit | 0501a3816e5b778830fc2157a6d6bb11a965fc2c (patch) | |
| tree | 9424b8b523ea1a9c1522babe2becd77b8c614494 /drivers/hwmon/lm92.c | |
| parent | c18beb5b92b090cb424718a4f1771b1a9fad56de (diff) | |
| download | linux-3.10-0501a3816e5b778830fc2157a6d6bb11a965fc2c.tar.gz linux-3.10-0501a3816e5b778830fc2157a6d6bb11a965fc2c.tar.bz2 linux-3.10-0501a3816e5b778830fc2157a6d6bb11a965fc2c.zip | |
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>
Diffstat (limited to 'drivers/hwmon/lm92.c')
| -rw-r--r-- | drivers/hwmon/lm92.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c index 197f77226dc..30b536333f1 100644 --- a/drivers/hwmon/lm92.c +++ b/drivers/hwmon/lm92.c @@ -288,6 +288,23 @@ static int max6635_check(struct i2c_client *client) return 1; } +static struct attribute *lm92_attributes[] = { + &dev_attr_temp1_input.attr, + &dev_attr_temp1_crit.attr, + &dev_attr_temp1_crit_hyst.attr, + &dev_attr_temp1_min.attr, + &dev_attr_temp1_min_hyst.attr, + &dev_attr_temp1_max.attr, + &dev_attr_temp1_max_hyst.attr, + &dev_attr_alarms.attr, + + NULL +}; + +static const struct attribute_group lm92_group = { + .attrs = lm92_attributes, +}; + /* The following function does more than just detection. If detection succeeds, it also registers the new chip. */ static int lm92_detect(struct i2c_adapter *adapter, int address, int kind) @@ -359,23 +376,19 @@ static int lm92_detect(struct i2c_adapter *adapter, int address, int kind) lm92_init_client(new_client); /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &lm92_group))) + goto exit_detach; + data->class_dev = hwmon_device_register(&new_client->dev); if (IS_ERR(data->class_dev)) { err = PTR_ERR(data->class_dev); - goto exit_detach; + goto exit_remove; } - device_create_file(&new_client->dev, &dev_attr_temp1_input); - 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_temp1_min); - device_create_file(&new_client->dev, &dev_attr_temp1_min_hyst); - 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_alarms); - return 0; +exit_remove: + sysfs_remove_group(&new_client->dev.kobj, &lm92_group); exit_detach: i2c_detach_client(new_client); exit_free: @@ -397,6 +410,7 @@ static int lm92_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &lm92_group); if ((err = i2c_detach_client(client))) return err; |