[PATCH 04/24] Input: gpio-vibra - Simplify with dev_err_probe()

Krzysztof Kozlowski
2020-08-26T18:17:43Z

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/input/misc/gpio-vibra.c | 16 ++++------------
1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/input/misc/gpio-vibra.c b/drivers/input/misc/gpio-vibra.c
index f79f75595dd7..53042e0ba9ee 100644
--- a/drivers/input/misc/gpio-vibra.c
+++ b/drivers/input/misc/gpio-vibra.c
@@ -114,21 +114,13 @@ static int gpio_vibrator_probe(struct platform_device *pdev)

vibrator->vcc = devm_regulator_get(&pdev->dev, "vcc");
err = PTR_ERR_OR_ZERO(vibrator->vcc);
- if (err) {
- if (err != -EPROBE_DEFER)
- dev_err(&pdev->dev, "Failed to request regulator: %d\n",
- err);
- return err;
- }
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to request regulator\n");

vibrator->gpio = devm_gpiod_get(&pdev->dev, "enable", GPIOD_OUT_LOW);
err = PTR_ERR_OR_ZERO(vibrator->gpio);
- if (err) {
- if (err != -EPROBE_DEFER)
- dev_err(&pdev->dev, "Failed to request main gpio: %d\n",
- err);
- return err;
- }
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to request main gpio\n");

INIT_WORK(&vibrator->play_work, gpio_vibrator_play_work);

--
2.17.1