diff options
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/max8925-i2c.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index 176aa26fc787..a83eed5c15ca 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -181,9 +181,18 @@ static int max8925_probe(struct i2c_client *client, mutex_init(&chip->io_lock); chip->rtc = i2c_new_dummy(chip->i2c->adapter, RTC_I2C_ADDR); + if (!chip->rtc) { + dev_err(chip->dev, "Failed to allocate I2C device for RTC\n"); + return -ENODEV; + } i2c_set_clientdata(chip->rtc, chip); chip->adc = i2c_new_dummy(chip->i2c->adapter, ADC_I2C_ADDR); + if (!chip->adc) { + dev_err(chip->dev, "Failed to allocate I2C device for ADC\n"); + i2c_unregister_device(chip->rtc); + return -ENODEV; + } i2c_set_clientdata(chip->adc, chip); device_init_wakeup(&client->dev, 1); |