| Message ID | 20200827192642.1725-17-krzk@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2,01/18] iio: accel: bma180: Simplify with dev_err_probe() | expand |
On Thu, Aug 27, 2020 at 10:29 PM Krzysztof Kozlowski <krzk@kernel.org> wrote: > > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and also it prints the error value. Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> > --- > drivers/iio/magnetometer/mag3110.c | 20 ++++++-------------- > 1 file changed, 6 insertions(+), 14 deletions(-) > > diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c > index 4d305a21c379..838b13c8bb3d 100644 > --- a/drivers/iio/magnetometer/mag3110.c > +++ b/drivers/iio/magnetometer/mag3110.c > @@ -476,22 +476,14 @@ static int mag3110_probe(struct i2c_client *client, > data = iio_priv(indio_dev); > > data->vdd_reg = devm_regulator_get(&client->dev, "vdd"); > - if (IS_ERR(data->vdd_reg)) { > - if (PTR_ERR(data->vdd_reg) == -EPROBE_DEFER) > - return -EPROBE_DEFER; > - > - dev_err(&client->dev, "failed to get VDD regulator!\n"); > - return PTR_ERR(data->vdd_reg); > - } > + if (IS_ERR(data->vdd_reg)) > + return dev_err_probe(&client->dev, PTR_ERR(data->vdd_reg), > + "failed to get VDD regulator!\n"); > > data->vddio_reg = devm_regulator_get(&client->dev, "vddio"); > - if (IS_ERR(data->vddio_reg)) { > - if (PTR_ERR(data->vddio_reg) == -EPROBE_DEFER) > - return -EPROBE_DEFER; > - > - dev_err(&client->dev, "failed to get VDDIO regulator!\n"); > - return PTR_ERR(data->vddio_reg); > - } > + if (IS_ERR(data->vddio_reg)) > + return dev_err_probe(&client->dev, PTR_ERR(data->vddio_reg), > + "failed to get VDDIO regulator!\n"); > > ret = regulator_enable(data->vdd_reg); > if (ret) { > -- > 2.17.1 >
diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c index 4d305a21c379..838b13c8bb3d 100644 --- a/drivers/iio/magnetometer/mag3110.c +++ b/drivers/iio/magnetometer/mag3110.c @@ -476,22 +476,14 @@ static int mag3110_probe(struct i2c_client *client, data = iio_priv(indio_dev); data->vdd_reg = devm_regulator_get(&client->dev, "vdd"); - if (IS_ERR(data->vdd_reg)) { - if (PTR_ERR(data->vdd_reg) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - dev_err(&client->dev, "failed to get VDD regulator!\n"); - return PTR_ERR(data->vdd_reg); - } + if (IS_ERR(data->vdd_reg)) + return dev_err_probe(&client->dev, PTR_ERR(data->vdd_reg), + "failed to get VDD regulator!\n"); data->vddio_reg = devm_regulator_get(&client->dev, "vddio"); - if (IS_ERR(data->vddio_reg)) { - if (PTR_ERR(data->vddio_reg) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - dev_err(&client->dev, "failed to get VDDIO regulator!\n"); - return PTR_ERR(data->vddio_reg); - } + if (IS_ERR(data->vddio_reg)) + return dev_err_probe(&client->dev, PTR_ERR(data->vddio_reg), + "failed to get VDDIO regulator!\n"); ret = regulator_enable(data->vdd_reg); if (ret) {
Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/iio/magnetometer/mag3110.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-)