From: Jean Delvare Date: Sun, 24 Sep 2006 19:24:46 +0000 (+0200) Subject: hwmon: Fix unchecked return status, batch 6 X-Git-Tag: v2.6.19-rc1~860^2~2 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a5ebe668add5f76ed8f01f752b37cfa164a26a30;p=karo-tx-linux.git hwmon: Fix unchecked return status, batch 6 hwmon: Fix unchecked return status, batch 6 Fix up 5 more hwmon drivers so that they no longer ignore return status from device_create_file(). Signed-off-by: Jean Delvare Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c index ba843f8c4cef..0ccdd0750c44 100644 --- a/drivers/hwmon/atxp1.c +++ b/drivers/hwmon/atxp1.c @@ -27,6 +27,7 @@ #include #include #include +#include MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("System voltages control via Attansic ATXP1"); @@ -250,6 +251,17 @@ static ssize_t atxp1_storegpio2(struct device *dev, struct device_attribute *att */ static DEVICE_ATTR(gpio2, S_IRUGO | S_IWUSR, atxp1_showgpio2, atxp1_storegpio2); +static struct attribute *atxp1_attributes[] = { + &dev_attr_gpio1.attr, + &dev_attr_gpio2.attr, + &dev_attr_cpu0_vid.attr, + NULL +}; + +static const struct attribute_group atxp1_group = { + .attrs = atxp1_attributes, +}; + static int atxp1_attach_adapter(struct i2c_adapter *adapter) { @@ -319,21 +331,23 @@ static int atxp1_detect(struct i2c_adapter *adapter, int address, int kind) goto exit_free; } + /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &atxp1_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_files; } - device_create_file(&new_client->dev, &dev_attr_gpio1); - device_create_file(&new_client->dev, &dev_attr_gpio2); - device_create_file(&new_client->dev, &dev_attr_cpu0_vid); - dev_info(&new_client->dev, "Using VRM: %d.%d\n", data->vrm / 10, data->vrm % 10); return 0; +exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &atxp1_group); exit_detach: i2c_detach_client(new_client); exit_free: @@ -348,6 +362,7 @@ static int atxp1_detach_client(struct i2c_client * client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &atxp1_group); err = i2c_detach_client(client); diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c index 478eb4bb8570..c849c0c6ee9c 100644 --- a/drivers/hwmon/ds1621.c +++ b/drivers/hwmon/ds1621.c @@ -29,6 +29,7 @@ #include #include #include +#include #include "lm75.h" /* Addresses to scan */ @@ -178,6 +179,18 @@ static DEVICE_ATTR(temp1_input, S_IRUGO , show_temp, NULL); static DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO , show_temp_min, set_temp_min); static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max, set_temp_max); +static struct attribute *ds1621_attributes[] = { + &dev_attr_temp1_input.attr, + &dev_attr_temp1_min.attr, + &dev_attr_temp1_max.attr, + &dev_attr_alarms.attr, + NULL +}; + +static const struct attribute_group ds1621_group = { + .attrs = ds1621_attributes, +}; + static int ds1621_attach_adapter(struct i2c_adapter *adapter) { @@ -253,21 +266,19 @@ static int ds1621_detect(struct i2c_adapter *adapter, int address, ds1621_init_client(new_client); /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &ds1621_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_files; } - device_create_file(&new_client->dev, &dev_attr_alarms); - device_create_file(&new_client->dev, &dev_attr_temp1_input); - device_create_file(&new_client->dev, &dev_attr_temp1_min); - device_create_file(&new_client->dev, &dev_attr_temp1_max); - return 0; -/* OK, this is not exactly good programming practice, usually. But it is - very code-efficient in this case. */ + exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &ds1621_group); exit_detach: i2c_detach_client(new_client); exit_free: @@ -282,6 +293,7 @@ static int ds1621_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &ds1621_group); if ((err = i2c_detach_client(client))) return err; diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c index b4135b5971f4..2f58f651f03a 100644 --- a/drivers/hwmon/max1619.c +++ b/drivers/hwmon/max1619.c @@ -34,6 +34,7 @@ #include #include #include +#include static unsigned short normal_i2c[] = { 0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, @@ -172,6 +173,22 @@ static DEVICE_ATTR(temp2_crit_hyst, S_IWUSR | S_IRUGO, show_temp_hyst2, set_temp_hyst2); static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); +static struct attribute *max1619_attributes[] = { + &dev_attr_temp1_input.attr, + &dev_attr_temp2_input.attr, + &dev_attr_temp2_min.attr, + &dev_attr_temp2_max.attr, + &dev_attr_temp2_crit.attr, + &dev_attr_temp2_crit_hyst.attr, + + &dev_attr_alarms.attr, + NULL +}; + +static const struct attribute_group max1619_group = { + .attrs = max1619_attributes, +}; + /* * Real code */ @@ -273,22 +290,19 @@ static int max1619_detect(struct i2c_adapter *adapter, int address, int kind) max1619_init_client(new_client); /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &max1619_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_files; } - device_create_file(&new_client->dev, &dev_attr_temp1_input); - device_create_file(&new_client->dev, &dev_attr_temp2_input); - device_create_file(&new_client->dev, &dev_attr_temp2_min); - device_create_file(&new_client->dev, &dev_attr_temp2_max); - device_create_file(&new_client->dev, &dev_attr_temp2_crit); - device_create_file(&new_client->dev, &dev_attr_temp2_crit_hyst); - device_create_file(&new_client->dev, &dev_attr_alarms); - return 0; +exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &max1619_group); exit_detach: i2c_detach_client(new_client); exit_free: @@ -318,6 +332,7 @@ static int max1619_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &max1619_group); if ((err = i2c_detach_client(client))) return err; diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c index 3783af4195bd..95a4b5d9eaf2 100644 --- a/drivers/hwmon/sis5595.c +++ b/drivers/hwmon/sis5595.c @@ -61,6 +61,7 @@ #include #include #include +#include #include @@ -473,6 +474,50 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, ch return sprintf(buf, "%d\n", data->alarms); } static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); + +static struct attribute *sis5595_attributes[] = { + &dev_attr_in0_input.attr, + &dev_attr_in0_min.attr, + &dev_attr_in0_max.attr, + &dev_attr_in1_input.attr, + &dev_attr_in1_min.attr, + &dev_attr_in1_max.attr, + &dev_attr_in2_input.attr, + &dev_attr_in2_min.attr, + &dev_attr_in2_max.attr, + &dev_attr_in3_input.attr, + &dev_attr_in3_min.attr, + &dev_attr_in3_max.attr, + + &dev_attr_fan1_input.attr, + &dev_attr_fan1_min.attr, + &dev_attr_fan1_div.attr, + &dev_attr_fan2_input.attr, + &dev_attr_fan2_min.attr, + &dev_attr_fan2_div.attr, + + &dev_attr_alarms.attr, + NULL +}; + +static const struct attribute_group sis5595_group = { + .attrs = sis5595_attributes, +}; + +static struct attribute *sis5595_attributes_opt[] = { + &dev_attr_in4_input.attr, + &dev_attr_in4_min.attr, + &dev_attr_in4_max.attr, + + &dev_attr_temp1_input.attr, + &dev_attr_temp1_max.attr, + &dev_attr_temp1_max_hyst.attr, + NULL +}; + +static const struct attribute_group sis5595_group_opt = { + .attrs = sis5595_attributes_opt, +}; /* This is called when the module is loaded */ static int sis5595_detect(struct i2c_adapter *adapter) @@ -566,43 +611,37 @@ static int sis5595_detect(struct i2c_adapter *adapter) } /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &sis5595_group))) + goto exit_detach; + if (data->maxins == 4) { + if ((err = device_create_file(&new_client->dev, + &dev_attr_in4_input)) + || (err = device_create_file(&new_client->dev, + &dev_attr_in4_min)) + || (err = device_create_file(&new_client->dev, + &dev_attr_in4_max))) + goto exit_remove_files; + } else { + if ((err = device_create_file(&new_client->dev, + &dev_attr_temp1_input)) + || (err = device_create_file(&new_client->dev, + &dev_attr_temp1_max)) + || (err = device_create_file(&new_client->dev, + &dev_attr_temp1_max_hyst))) + goto exit_remove_files; + } + 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_files; } - device_create_file(&new_client->dev, &dev_attr_in0_input); - device_create_file(&new_client->dev, &dev_attr_in0_min); - device_create_file(&new_client->dev, &dev_attr_in0_max); - device_create_file(&new_client->dev, &dev_attr_in1_input); - device_create_file(&new_client->dev, &dev_attr_in1_min); - device_create_file(&new_client->dev, &dev_attr_in1_max); - device_create_file(&new_client->dev, &dev_attr_in2_input); - device_create_file(&new_client->dev, &dev_attr_in2_min); - device_create_file(&new_client->dev, &dev_attr_in2_max); - device_create_file(&new_client->dev, &dev_attr_in3_input); - device_create_file(&new_client->dev, &dev_attr_in3_min); - device_create_file(&new_client->dev, &dev_attr_in3_max); - if (data->maxins == 4) { - device_create_file(&new_client->dev, &dev_attr_in4_input); - device_create_file(&new_client->dev, &dev_attr_in4_min); - device_create_file(&new_client->dev, &dev_attr_in4_max); - } - device_create_file(&new_client->dev, &dev_attr_fan1_input); - device_create_file(&new_client->dev, &dev_attr_fan1_min); - device_create_file(&new_client->dev, &dev_attr_fan1_div); - device_create_file(&new_client->dev, &dev_attr_fan2_input); - device_create_file(&new_client->dev, &dev_attr_fan2_min); - device_create_file(&new_client->dev, &dev_attr_fan2_div); - device_create_file(&new_client->dev, &dev_attr_alarms); - if (data->maxins == 3) { - 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); - } return 0; +exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &sis5595_group); + sysfs_remove_group(&new_client->dev.kobj, &sis5595_group_opt); exit_detach: i2c_detach_client(new_client); exit_free: @@ -619,6 +658,8 @@ static int sis5595_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &sis5595_group); + sysfs_remove_group(&client->dev.kobj, &sis5595_group_opt); if ((err = i2c_detach_client(client))) return err; diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c index 95ae056e5a94..f8acada0537a 100644 --- a/drivers/hwmon/via686a.c +++ b/drivers/hwmon/via686a.c @@ -40,6 +40,7 @@ #include #include #include +#include #include @@ -570,6 +571,48 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, ch } static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); +static struct attribute *via686a_attributes[] = { + &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_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_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_temp1_input.attr, + &dev_attr_temp2_input.attr, + &dev_attr_temp3_input.attr, + &dev_attr_temp1_max.attr, + &dev_attr_temp2_max.attr, + &dev_attr_temp3_max.attr, + &dev_attr_temp1_max_hyst.attr, + &dev_attr_temp2_max_hyst.attr, + &dev_attr_temp3_max_hyst.attr, + + &dev_attr_fan1_input.attr, + &dev_attr_fan2_input.attr, + &dev_attr_fan1_min.attr, + &dev_attr_fan2_min.attr, + &dev_attr_fan1_div.attr, + &dev_attr_fan2_div.attr, + + &dev_attr_alarms.attr, + NULL +}; + +static const struct attribute_group via686a_group = { + .attrs = via686a_attributes, +}; + /* The driver. I choose to use type i2c_driver, as at is identical to both smbus_driver and isa_driver, and clients could be of either kind */ static struct i2c_driver via686a_driver = { @@ -650,46 +693,19 @@ static int via686a_detect(struct i2c_adapter *adapter) via686a_init_client(new_client); /* Register sysfs hooks */ + if ((err = sysfs_create_group(&new_client->dev.kobj, &via686a_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_files; } - 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_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_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_temp1_input); - device_create_file(&new_client->dev, &dev_attr_temp2_input); - device_create_file(&new_client->dev, &dev_attr_temp3_input); - device_create_file(&new_client->dev, &dev_attr_temp1_max); - device_create_file(&new_client->dev, &dev_attr_temp2_max); - device_create_file(&new_client->dev, &dev_attr_temp3_max); - device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst); - device_create_file(&new_client->dev, &dev_attr_temp2_max_hyst); - device_create_file(&new_client->dev, &dev_attr_temp3_max_hyst); - 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_min); - device_create_file(&new_client->dev, &dev_attr_fan2_min); - 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_alarms); - return 0; +exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &via686a_group); exit_detach: i2c_detach_client(new_client); exit_free: @@ -705,6 +721,7 @@ static int via686a_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &via686a_group); if ((err = i2c_detach_client(client))) return err;