diff options
| -rw-r--r-- | drivers/hwmon/w83781d.c | 46 |
1 files changed, 16 insertions, 30 deletions
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c index b03d54a799e3..c11452ebe18f 100644 --- a/drivers/hwmon/w83781d.c +++ b/drivers/hwmon/w83781d.c @@ -1213,11 +1213,9 @@ w83781d_probe(struct i2c_client *client, const struct i2c_device_id *id) struct w83781d_data *data; int err; - data = kzalloc(sizeof(struct w83781d_data), GFP_KERNEL); - if (!data) { - err = -ENOMEM; - goto ERROR1; - } + data = devm_kzalloc(dev, sizeof(struct w83781d_data), GFP_KERNEL); + if (!data) + return -ENOMEM; i2c_set_clientdata(client, data); mutex_init(&data->lock); @@ -1229,7 +1227,7 @@ w83781d_probe(struct i2c_client *client, const struct i2c_device_id *id) /* attach secondary i2c lm75-like clients */ err = w83781d_detect_subclients(client); if (err) - goto ERROR3; + return err; /* Initialize the chip */ w83781d_init_device(dev); @@ -1237,25 +1235,22 @@ w83781d_probe(struct i2c_client *client, const struct i2c_device_id *id) /* Register sysfs hooks */ err = w83781d_create_files(dev, data->type, 0); if (err) - goto ERROR4; + goto exit_remove_files; data->hwmon_dev = hwmon_device_register(dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); - goto ERROR4; + goto exit_remove_files; } return 0; -ERROR4: + exit_remove_files: w83781d_remove_files(dev); if (data->lm75[0]) i2c_unregister_device(data->lm75[0]); if (data->lm75[1]) i2c_unregister_device(data->lm75[1]); -ERROR3: - kfree(data); -ERROR1: return err; } @@ -1273,8 +1268,6 @@ w83781d_remove(struct i2c_client *client) if (data->lm75[1]) i2c_unregister_device(data->lm75[1]); - kfree(data); - return 0; } @@ -1780,17 +1773,16 @@ w83781d_isa_probe(struct platform_device *pdev) /* Reserve the ISA region */ res = platform_get_resource(pdev, IORESOURCE_IO, 0); - if (!request_region(res->start + W83781D_ADDR_REG_OFFSET, 2, - "w83781d")) { - err = -EBUSY; - goto exit; - } + if (!devm_request_region(&pdev->dev, + res->start + W83781D_ADDR_REG_OFFSET, 2, + "w83781d")) + return -EBUSY; + + data = devm_kzalloc(&pdev->dev, sizeof(struct w83781d_data), + GFP_KERNEL); + if (!data) + return -ENOMEM; - data = kzalloc(sizeof(struct w83781d_data), GFP_KERNEL); - if (!data) { - err = -ENOMEM; - goto exit_release_region; - } mutex_init(&data->lock); data->isa_addr = res->start; platform_set_drvdata(pdev, data); @@ -1829,10 +1821,6 @@ w83781d_isa_probe(struct platform_device *pdev) exit_remove_files: w83781d_remove_files(&pdev->dev); device_remove_file(&pdev->dev, &dev_attr_name); - kfree(data); - exit_release_region: - release_region(res->start + W83781D_ADDR_REG_OFFSET, 2); - exit: return err; } @@ -1844,8 +1832,6 @@ w83781d_isa_remove(struct platform_device *pdev) hwmon_device_unregister(data->hwmon_dev); w83781d_remove_files(&pdev->dev); device_remove_file(&pdev->dev, &dev_attr_name); - release_region(data->isa_addr + W83781D_ADDR_REG_OFFSET, 2); - kfree(data); return 0; } |