diff options
Diffstat (limited to 'drivers/hwmon/sht15.c')
| -rw-r--r-- | drivers/hwmon/sht15.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c index bfe326e896d..97cd45a8432 100644 --- a/drivers/hwmon/sht15.c +++ b/drivers/hwmon/sht15.c @@ -940,11 +940,11 @@ static int sht15_probe(struct platform_device *pdev) data->dev = &pdev->dev; init_waitqueue_head(&data->wait_queue); - if (pdev->dev.platform_data == NULL) { + if (dev_get_platdata(&pdev->dev) == NULL) { dev_err(&pdev->dev, "no platform data supplied\n"); return -EINVAL; } - data->pdata = pdev->dev.platform_data; + data->pdata = dev_get_platdata(&pdev->dev); data->supply_uv = data->pdata->supply_mv * 1000; if (data->pdata->checksum) data->checksumming = true; @@ -957,7 +957,7 @@ static int sht15_probe(struct platform_device *pdev) * If a regulator is available, * query what the supply voltage actually is! */ - data->reg = devm_regulator_get(data->dev, "vcc"); + data->reg = devm_regulator_get_optional(data->dev, "vcc"); if (!IS_ERR(data->reg)) { int voltage; @@ -965,7 +965,13 @@ static int sht15_probe(struct platform_device *pdev) if (voltage) data->supply_uv = voltage; - regulator_enable(data->reg); + ret = regulator_enable(data->reg); + if (ret != 0) { + dev_err(&pdev->dev, + "failed to enable regulator: %d\n", ret); + return ret; + } + /* * Setup a notifier block to update this if another device * causes the voltage to change |