diff options
| -rw-r--r-- | drivers/hwmon/tmp421.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c index 2e43ce8408d6..5d6babdadf89 100644 --- a/drivers/hwmon/tmp421.c +++ b/drivers/hwmon/tmp421.c @@ -369,7 +369,11 @@ static int tmp421_probe_child_from_dt(struct i2c_client *client, return -EINVAL; } - of_property_read_string(child, "label", &data->channel[i].label); + err = of_property_read_string(child, "label", &data->channel[i].label); + if (err == -ENODATA || err == -EILSEQ) { + dev_err(dev, "invalid label property in %pOFn\n", child); + return err; + } if (data->channel[i].label) data->temp_config[i] |= HWMON_T_LABEL; |