It's fine to call dev_err_probe() in ->probe() when error code is known. Convert the driver to use dev_err_probe(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- drivers/iio/accel/adxl345_core.c | 26 +++++++++----------------- drivers/iio/accel/adxl345_i2c.c | 7 ++----- drivers/iio/accel/adxl345_spi.c | 14 ++++---------- 3 files changed, 15 insertions(+), 32 deletions(-) diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c index ef2240e356e0..078e1029e49d 100644 --- a/drivers/iio/accel/adxl345_core.c +++ b/drivers/iio/accel/adxl345_core.c @@ -222,16 +222,12 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap, int ret; ret = regmap_read(regmap, ADXL345_REG_DEVID, ®val); - if (ret < 0) { - dev_err(dev, "Error reading device ID: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Error reading device ID\n"); - if (regval != ADXL345_DEVID) { - dev_err(dev, "Invalid device ID: %x, expected %x\n", - regval, ADXL345_DEVID); - return -ENODEV; - } + if (regval != ADXL345_DEVID) + return dev_err_probe(dev, -ENODEV, "Invalid device ID: %x, expected %x\n", + regval, ADXL345_DEVID); indio_dev = devm_iio_device_alloc(dev, sizeof(*data)); if (!indio_dev) @@ -245,10 +241,8 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap, ret = regmap_write(data->regmap, ADXL345_REG_DATA_FORMAT, data->data_range); - if (ret < 0) { - dev_err(dev, "Failed to set data range: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to set data range\n"); indio_dev->name = name; indio_dev->info = &adxl345_info; @@ -259,10 +253,8 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap, /* Enable measurement mode */ ret = regmap_write(data->regmap, ADXL345_REG_POWER_CTL, ADXL345_POWER_CTL_MEASURE); - if (ret < 0) { - dev_err(dev, "Failed to enable measurement mode: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to enable measurement mode\n"); ret = devm_add_action_or_reset(dev, adxl345_powerdown, data->regmap); if (ret < 0) diff --git a/drivers/iio/accel/adxl345_i2c.c b/drivers/iio/accel/adxl345_i2c.c index 7bc8324c4f07..d6dd715bf404 100644 --- a/drivers/iio/accel/adxl345_i2c.c +++ b/drivers/iio/accel/adxl345_i2c.c @@ -28,11 +28,8 @@ static int adxl345_i2c_probe(struct i2c_client *client, return -ENODEV; regmap = devm_regmap_init_i2c(client, &adxl345_i2c_regmap_config); - if (IS_ERR(regmap)) { - dev_err(&client->dev, "Error initializing i2c regmap: %ld\n", - PTR_ERR(regmap)); - return PTR_ERR(regmap); - } + if (IS_ERR(regmap)) + return dev_err_probe(&spi->dev, PTR_ERR(regmap), "Error initializing regmap\n"); return adxl345_core_probe(&client->dev, regmap, id->driver_data, id->name); diff --git a/drivers/iio/accel/adxl345_spi.c b/drivers/iio/accel/adxl345_spi.c index c752562c5d3b..6984b13f32e8 100644 --- a/drivers/iio/accel/adxl345_spi.c +++ b/drivers/iio/accel/adxl345_spi.c @@ -26,18 +26,12 @@ static int adxl345_spi_probe(struct spi_device *spi) struct regmap *regmap; /* Bail out if max_speed_hz exceeds 5 MHz */ - if (spi->max_speed_hz > ADXL345_MAX_SPI_FREQ_HZ) { - dev_err(&spi->dev, "SPI CLK, %d Hz exceeds 5 MHz\n", - spi->max_speed_hz); - return -EINVAL; - } + if (spi->max_speed_hz > ADXL345_MAX_SPI_FREQ_HZ) + return dev_err_probe(&spi->dev, -EINVAL, "SPI CLK, %d Hz exceeds 5 MHz\n", spi->max_speed_hz); regmap = devm_regmap_init_spi(spi, &adxl345_spi_regmap_config); - if (IS_ERR(regmap)) { - dev_err(&spi->dev, "Error initializing spi regmap: %ld\n", - PTR_ERR(regmap)); - return PTR_ERR(regmap); - } + if (IS_ERR(regmap)) + return dev_err_probe(&spi->dev, PTR_ERR(regmap), "Error initializing regmap\n"); return adxl345_core_probe(&spi->dev, regmap, id->driver_data, id->name); } -- 2.34.1