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leds: pwm: Simplify with dev_err_probe() 

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>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
This commit is contained in:
Krzysztof Kozlowski 2020-08-26 16:50:11 +02:00 committed by Pavel Machek
parent 47eaa8ba12
commit 7e8da60596
1 changed files with 4 additions and 7 deletions
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11
drivers/leds/leds-pwm.c
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@ -78,13 +78,10 @@ static int led_pwm_add(struct device *dev, struct led_pwm_priv *priv,
led_data->pwm = devm_fwnode_pwm_get(dev, fwnode, NULL);
else
led_data->pwm = devm_pwm_get(dev, led->name);
if (IS_ERR(led_data->pwm)) {
ret = PTR_ERR(led_data->pwm);
if (ret != -EPROBE_DEFER)
dev_err(dev, "unable to request PWM for %s: %d\n",
led->name, ret);
return ret;
}
if (IS_ERR(led_data->pwm))
return dev_err_probe(dev, PTR_ERR(led_data->pwm),
"unable to request PWM for %s\n",
led->name);
led_data->cdev.brightness_set_blocking = led_pwm_set;