pwm: rcar: Don't check the return code of pwmchip_remove()

pwmchip_remove() returns always 0. Don't use the value to make it
possible to eventually change the function to return void. Also the
driver core ignores the return value of rcar_pwm_remove().

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c
index 9daca0c..b437192 100644 (file)
--- a/drivers/pwm/pwm-rcar.c
+++ b/drivers/pwm/pwm-rcar.c
@@ -241,13 +241,12 @@ static int rcar_pwm_probe(struct platform_device *pdev)
 static int rcar_pwm_remove(struct platform_device *pdev)
 {
        struct rcar_pwm_chip *rcar_pwm = platform_get_drvdata(pdev);
-       int ret;
 
-       ret = pwmchip_remove(&rcar_pwm->chip);
+       pwmchip_remove(&rcar_pwm->chip);
 
        pm_runtime_disable(&pdev->dev);
 
-       return ret;
+       return 0;
 }
 
 static const struct of_device_id rcar_pwm_of_table[] = {