[PATCH v1 2/5] w1: gpio: Switch to use dev_err_probe()

From: Andy Shevchenko
Date: Thu Mar 07 2024 - 09:38:42 EST


Switch to use dev_err_probe() to simplify the error path and
unify a message template.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/w1/masters/w1-gpio.c | 20 +++++++-------------
1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index 8ea53c757c99..a5ac34b32f54 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -91,18 +91,14 @@ static int w1_gpio_probe(struct platform_device *pdev)
return -ENOMEM;

ddata->gpiod = devm_gpiod_get_index(dev, NULL, 0, gflags);
- if (IS_ERR(ddata->gpiod)) {
- dev_err(dev, "gpio_request (pin) failed\n");
- return PTR_ERR(ddata->gpiod);
- }
+ if (IS_ERR(ddata->gpiod))
+ return dev_err_probe(dev, PTR_ERR(ddata->gpiod), "gpio_request (pin) failed\n");

ddata->pullup_gpiod =
devm_gpiod_get_index_optional(dev, NULL, 1, GPIOD_OUT_LOW);
- if (IS_ERR(ddata->pullup_gpiod)) {
- dev_err(dev, "gpio_request_one "
- "(ext_pullup_enable_pin) failed\n");
- return PTR_ERR(ddata->pullup_gpiod);
- }
+ if (IS_ERR(ddata->pullup_gpiod))
+ return dev_err_probe(dev, PTR_ERR(ddata->pullup_gpiod),
+ "gpio_request (ext_pullup_enable_pin) failed\n");

master->data = ddata;
master->read_bit = w1_gpio_read_bit;
@@ -119,10 +115,8 @@ static int w1_gpio_probe(struct platform_device *pdev)
master->set_pullup = w1_gpio_set_pullup;

err = w1_add_master_device(master);
- if (err) {
- dev_err(dev, "w1_add_master device failed\n");
- return err;
- }
+ if (err)
+ return dev_err_probe(dev, err, "w1_add_master device failed\n");

if (ddata->pullup_gpiod)
gpiod_set_value(ddata->pullup_gpiod, 1);
--
2.43.0.rc1.1.gbec44491f096