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path: root/drivers/hwmon/emc1403.c
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Diffstat (limited to 'drivers/hwmon/emc1403.c')
-rw-r--r--drivers/hwmon/emc1403.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 149dcb0e148..142e1cb8dea 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -33,6 +33,7 @@
#include <linux/err.h>
#include <linux/sysfs.h>
#include <linux/mutex.h>
+#include <linux/jiffies.h>
#define THERMAL_PID_REG 0xfd
#define THERMAL_SMSC_ID_REG 0xfe
@@ -306,11 +307,10 @@ static int emc1403_probe(struct i2c_client *client,
int res;
struct thermal_data *data;
- data = kzalloc(sizeof(struct thermal_data), GFP_KERNEL);
- if (data == NULL) {
- dev_warn(&client->dev, "out of memory");
+ data = devm_kzalloc(&client->dev, sizeof(struct thermal_data),
+ GFP_KERNEL);
+ if (data == NULL)
return -ENOMEM;
- }
i2c_set_clientdata(client, data);
mutex_init(&data->mutex);
@@ -319,21 +319,19 @@ static int emc1403_probe(struct i2c_client *client,
res = sysfs_create_group(&client->dev.kobj, &m_thermal_gr);
if (res) {
dev_warn(&client->dev, "create group failed\n");
- goto thermal_error1;
+ return res;
}
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
res = PTR_ERR(data->hwmon_dev);
dev_warn(&client->dev, "register hwmon dev failed\n");
- goto thermal_error2;
+ goto thermal_error;
}
dev_info(&client->dev, "EMC1403 Thermal chip found\n");
- return res;
+ return 0;
-thermal_error2:
+thermal_error:
sysfs_remove_group(&client->dev.kobj, &m_thermal_gr);
-thermal_error1:
- kfree(data);
return res;
}
@@ -343,7 +341,6 @@ static int emc1403_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &m_thermal_gr);
- kfree(data);
return 0;
}