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hwmon: (w83795) Move files removal to a separate function 

Sysfs files must be removed on device removal but also when device
registration fails. Move the code to a separate function to avoid
code redundancy.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Jean Delvare 2010-10-28 20:31:45 +02:00 committed by Jean Delvare
parent 2be381de0f
commit 2fa09878ba
1 changed files with 31 additions and 50 deletions
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81
drivers/hwmon/w83795.c
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@ -1777,6 +1777,35 @@ static int w83795_detect(struct i2c_client *client,
return 0;
}
static void w83795_remove_files(struct device *dev)
{
struct w83795_data *data = dev_get_drvdata(dev);
int i;
for (i = 0; i < ARRAY_SIZE(w83795_in); i++)
device_remove_file(dev, &w83795_in[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_fan); i++)
device_remove_file(dev, &w83795_fan[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(sda_single_files); i++)
device_remove_file(dev, &sda_single_files[i].dev_attr);
if (data->chip_type == w83795g) {
for (i = 0; i < ARRAY_SIZE(w83795_left_reg); i++)
device_remove_file(dev, &w83795_left_reg[i].dev_attr);
}
for (i = 0; i < ARRAY_SIZE(w83795_temp); i++)
device_remove_file(dev, &w83795_temp[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_dts); i++)
device_remove_file(dev, &w83795_dts[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_static); i++)
device_remove_file(dev, &w83795_static[i].dev_attr);
}
static int w83795_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@ -2065,31 +2094,8 @@ static int w83795_probe(struct i2c_client *client,
return 0;
/* Unregister sysfs hooks */
exit_remove:
for (i = 0; i < ARRAY_SIZE(w83795_in); i++)
device_remove_file(dev, &w83795_in[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_fan); i++)
device_remove_file(dev, &w83795_fan[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(sda_single_files); i++)
device_remove_file(dev, &sda_single_files[i].dev_attr);
if (data->chip_type == w83795g) {
for (i = 0; i < ARRAY_SIZE(w83795_left_reg); i++)
device_remove_file(dev, &w83795_left_reg[i].dev_attr);
}
for (i = 0; i < ARRAY_SIZE(w83795_temp); i++)
device_remove_file(dev, &w83795_temp[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_dts); i++)
device_remove_file(dev, &w83795_dts[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_static); i++)
device_remove_file(dev, &w83795_static[i].dev_attr);
w83795_remove_files(dev);
kfree(data);
exit:
return err;
@ -2098,34 +2104,9 @@ static int w83795_probe(struct i2c_client *client,
static int w83795_remove(struct i2c_client *client)
{
struct w83795_data *data = i2c_get_clientdata(client);
struct device *dev = &client->dev;
int i;
hwmon_device_unregister(data->hwmon_dev);
for (i = 0; i < ARRAY_SIZE(w83795_in); i++)
device_remove_file(dev, &w83795_in[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_fan); i++)
device_remove_file(dev, &w83795_fan[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(sda_single_files); i++)
device_remove_file(dev, &sda_single_files[i].dev_attr);
if (data->chip_type == w83795g) {
for (i = 0; i < ARRAY_SIZE(w83795_left_reg); i++)
device_remove_file(dev, &w83795_left_reg[i].dev_attr);
}
for (i = 0; i < ARRAY_SIZE(w83795_temp); i++)
device_remove_file(dev, &w83795_temp[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_dts); i++)
device_remove_file(dev, &w83795_dts[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(w83795_static); i++)
device_remove_file(dev, &w83795_static[i].dev_attr);
w83795_remove_files(&client->dev);
kfree(data);
return 0;