| Message ID | 20200827192642.1725-10-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 10:28 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> > > --- > > Changes since v1: > 1. Wrap dev_err_probe() lines at 100 character > --- > drivers/iio/amplifiers/hmc425a.c | 8 ++------ > 1 file changed, 2 insertions(+), 6 deletions(-) > > diff --git a/drivers/iio/amplifiers/hmc425a.c b/drivers/iio/amplifiers/hmc425a.c > index 582708924e4f..bde11df4bb9e 100644 > --- a/drivers/iio/amplifiers/hmc425a.c > +++ b/drivers/iio/amplifiers/hmc425a.c > @@ -201,12 +201,8 @@ static int hmc425a_probe(struct platform_device *pdev) > st->gain = st->chip_info->default_gain; > > st->gpios = devm_gpiod_get_array(&pdev->dev, "ctrl", GPIOD_OUT_LOW); > - if (IS_ERR(st->gpios)) { > - ret = PTR_ERR(st->gpios); > - if (ret != -EPROBE_DEFER) > - dev_err(&pdev->dev, "failed to get gpios\n"); > - return ret; > - } > + if (IS_ERR(st->gpios)) > + return dev_err_probe(&pdev->dev, PTR_ERR(st->gpios), "failed to get gpios\n"); > > if (st->gpios->ndescs != st->chip_info->num_gpios) { > dev_err(&pdev->dev, "%d GPIOs needed to operate\n", > -- > 2.17.1 >
diff --git a/drivers/iio/amplifiers/hmc425a.c b/drivers/iio/amplifiers/hmc425a.c index 582708924e4f..bde11df4bb9e 100644 --- a/drivers/iio/amplifiers/hmc425a.c +++ b/drivers/iio/amplifiers/hmc425a.c @@ -201,12 +201,8 @@ static int hmc425a_probe(struct platform_device *pdev) st->gain = st->chip_info->default_gain; st->gpios = devm_gpiod_get_array(&pdev->dev, "ctrl", GPIOD_OUT_LOW); - if (IS_ERR(st->gpios)) { - ret = PTR_ERR(st->gpios); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to get gpios\n"); - return ret; - } + if (IS_ERR(st->gpios)) + return dev_err_probe(&pdev->dev, PTR_ERR(st->gpios), "failed to get gpios\n"); if (st->gpios->ndescs != st->chip_info->num_gpios) { dev_err(&pdev->dev, "%d GPIOs needed to operate\n",
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> --- Changes since v1: 1. Wrap dev_err_probe() lines at 100 character --- drivers/iio/amplifiers/hmc425a.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)