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leds: pwm: simplify if condition

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[ Upstream commit b43a8f01fccbfdddbc7f9b2bbad11b7db3fda4e1 ]

.pwm_period_ns is an unsigned integer. So when led->pwm_period_ns > 0
is false, we now assign 0 to a value that is already 0, so it doesn't
hurt and we can skip checking the actual value.

Signed-off-by: Uwe Kleine-König <[email protected]>
Tested-by: Jeff LaBundy <[email protected]>
Signed-off-by: Pavel Machek <[email protected]>
Stable-dep-of: 76fe464c8e64 ("leds: pwm: Don't disable the PWM when the LED should be off")
Signed-off-by: Sasha Levin <[email protected]>
This commit is contained in:
Uwe Kleine-König 2020-01-24 17:54:07 +01:00 • committed by Greg Kroah-Hartman
commit 9686f771c0
1 changed files with 1 additions and 1 deletions
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2
drivers/leds/leds-pwm.c
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@ -102,7 +102,7 @@ static int led_pwm_add(struct device *dev, struct led_pwm_priv *priv,
pwm_get_args(led_data->pwm, &pargs);
led_data->period = pargs.period;
if (!led_data->period && (led->pwm_period_ns > 0))
if (!led_data->period)
led_data->period = led->pwm_period_ns;
ret = devm_led_classdev_register(dev, &led_data->cdev);