ret = regmap_bulk_read(data->regmap, addr, data->transf_buf,
                               ARRAY_SIZE(data->transf_buf));
-       if (ret < 0)
+       if (ret)
                return ret;
 
        return get_unaligned_be24(data->transf_buf);
        }
 
        ret = adxl355_set_op_mode(data, ADXL355_STANDBY);
-       if (ret < 0)
+       if (ret)
                goto err_unlock;
 
        ret = regmap_update_bits(data->regmap, ADXL355_FILTER_REG,
                                 ADXL355_FILTER_ODR_MSK,
                                 FIELD_PREP(ADXL355_FILTER_ODR_MSK, odr));
-       if (ret < 0)
+       if (ret)
                goto err_set_opmode;
 
        data->odr = odr;
        }
 
        ret = adxl355_set_op_mode(data, ADXL355_STANDBY);
-       if (ret < 0)
+       if (ret)
                goto err_unlock;
 
        ret = regmap_update_bits(data->regmap, ADXL355_FILTER_REG,
        mutex_lock(&data->lock);
 
        ret = adxl355_set_op_mode(data, ADXL355_STANDBY);
-       if (ret < 0)
+       if (ret)
                goto err_unlock;
 
        put_unaligned_be16(calibbias, data->transf_buf);
        indio_dev->num_channels = ARRAY_SIZE(adxl355_channels);
 
        ret = adxl355_setup(data);
-       if (ret < 0) {
+       if (ret) {
                dev_err(dev, "ADXL355 setup failed\n");
                return ret;
        }