[PATCH v2 3/3] mux: gpio: Simplify code by using dev_err_probe()

From: Andy Shevchenko
Date: Tue Mar 30 2021 - 15:35:58 EST


Use already prepared dev_err_probe() introduced by the commit
a787e5400a1c ("driver core: add device probe log helper").
It simplifies EPROBE_DEFER handling.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Peter Rosin <peda@xxxxxxxxxx>
---
v2: wrapped to 80 characters (Peter)
drivers/mux/gpio.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/mux/gpio.c b/drivers/mux/gpio.c
index 92cc476c916e..cc5f2c1861d4 100644
--- a/drivers/mux/gpio.c
+++ b/drivers/mux/gpio.c
@@ -66,12 +66,9 @@ static int mux_gpio_probe(struct platform_device *pdev)
mux_chip->ops = &mux_gpio_ops;

mux_gpio->gpios = devm_gpiod_get_array(dev, "mux", GPIOD_OUT_LOW);
- if (IS_ERR(mux_gpio->gpios)) {
- ret = PTR_ERR(mux_gpio->gpios);
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "failed to get gpios\n");
- return ret;
- }
+ if (IS_ERR(mux_gpio->gpios))
+ return dev_err_probe(dev, PTR_ERR(mux_gpio->gpios),
+ "failed to get gpios\n");
WARN_ON(pins != mux_gpio->gpios->ndescs);
mux_chip->mux->states = BIT(pins);

--
2.30.2