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path: root/drivers/hwmon/lm85.c
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Diffstat (limited to 'drivers/hwmon/lm85.c')
-rw-r--r--drivers/hwmon/lm85.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index b4d7fd418264..4203f904bbe2 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -30,6 +30,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
@@ -339,6 +341,7 @@ struct lm85_autofan {
struct lm85_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -1166,6 +1169,12 @@ int lm85_detect(struct i2c_adapter *adapter, int address,
lm85_init_client(new_client);
/* Register sysfs hooks */
+ data->class_dev = hwmon_device_register(&new_client->dev);
+ if (IS_ERR(data->class_dev)) {
+ err = PTR_ERR(data->class_dev);
+ goto ERROR2;
+ }
+
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_fan3_input);
@@ -1235,6 +1244,8 @@ int lm85_detect(struct i2c_adapter *adapter, int address,
return 0;
/* Error out and cleanup code */
+ ERROR2:
+ i2c_detach_client(new_client);
ERROR1:
kfree(data);
ERROR0:
@@ -1243,8 +1254,10 @@ int lm85_detect(struct i2c_adapter *adapter, int address,
int lm85_detach_client(struct i2c_client *client)
{
+ struct lm85_data *data = i2c_get_clientdata(client);
+ hwmon_device_unregister(data->class_dev);
i2c_detach_client(client);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}