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SubjectRe: [PATCH 15/24] Input: elants_i2c - Simplify with dev_err_probe()
On Wed, Aug 26, 2020 at 9:21 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/input/touchscreen/elants_i2c.c | 22 ++++++----------------
> 1 file changed, 6 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
> index b0bd5bb079be..ad299eb333f1 100644
> --- a/drivers/input/touchscreen/elants_i2c.c
> +++ b/drivers/input/touchscreen/elants_i2c.c
> @@ -1245,24 +1245,14 @@ static int elants_i2c_probe(struct i2c_client *client,
> i2c_set_clientdata(client, ts);
>
> ts->vcc33 = devm_regulator_get(&client->dev, "vcc33");
> - if (IS_ERR(ts->vcc33)) {
> - error = PTR_ERR(ts->vcc33);
> - if (error != -EPROBE_DEFER)
> - dev_err(&client->dev,
> - "Failed to get 'vcc33' regulator: %d\n",
> - error);
> - return error;
> - }
> + if (IS_ERR(ts->vcc33))
> + return dev_err_probe(&client->dev, PTR_ERR(ts->vcc33),
> + "Failed to get 'vcc33' regulator\n");
>
> ts->vccio = devm_regulator_get(&client->dev, "vccio");
> - if (IS_ERR(ts->vccio)) {
> - error = PTR_ERR(ts->vccio);
> - if (error != -EPROBE_DEFER)
> - dev_err(&client->dev,
> - "Failed to get 'vccio' regulator: %d\n",
> - error);
> - return error;
> - }
> + if (IS_ERR(ts->vccio))
> + return dev_err_probe(&client->dev, PTR_ERR(ts->vccio),
> + "Failed to get 'vccio' regulator\n");
>
> ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW);
> if (IS_ERR(ts->reset_gpio)) {
> --
> 2.17.1
>


--
With Best Regards,
Andy Shevchenko

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