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path: root/drivers/pwm/pwm-pca9685.c
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Diffstat (limited to 'drivers/pwm/pwm-pca9685.c')
-rw-r--r--drivers/pwm/pwm-pca9685.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c
index 168684b02ebc..b07bdca3d510 100644
--- a/drivers/pwm/pwm-pca9685.c
+++ b/drivers/pwm/pwm-pca9685.c
@@ -159,13 +159,9 @@ static void pca9685_pwm_gpio_set(struct gpio_chip *gpio, unsigned int offset,
static void pca9685_pwm_gpio_free(struct gpio_chip *gpio, unsigned int offset)
{
struct pca9685 *pca = gpiochip_get_data(gpio);
- struct pwm_device *pwm;
pca9685_pwm_gpio_set(gpio, offset, 0);
pm_runtime_put(pca->chip.dev);
- mutex_lock(&pca->lock);
- pwm = &pca->chip.pwms[offset];
- mutex_unlock(&pca->lock);
}
static int pca9685_pwm_gpio_get_direction(struct gpio_chip *chip,