Commit 8083f58d authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Thierry Reding
Browse files

pwm: Make pwmchip_remove() return void 



Since some time pwmchip_remove() always returns 0 so the return value
isn't usefull. Now that all callers are converted to ignore its value
the function can be changed to return void.

Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 7587f8a8

drivers/pwm/core.c

+1 −3
Original line number Diff line number Diff line
@@ -304,7 +304,7 @@ EXPORT_SYMBOL_GPL(pwmchip_add); 
 *

 * Returns: 0 on success or a negative error code on failure.

 */

int pwmchip_remove(struct pwm_chip *chip)

void pwmchip_remove(struct pwm_chip *chip)

{

	pwmchip_sysfs_unexport(chip);
@@ -318,8 +318,6 @@ int pwmchip_remove(struct pwm_chip *chip) 
	free_pwms(chip);



	mutex_unlock(&pwm_lock);



	return 0;

}

EXPORT_SYMBOL_GPL(pwmchip_remove);

include/linux/pwm.h

+1 −1
Original line number Diff line number Diff line
@@ -404,7 +404,7 @@ int pwm_set_chip_data(struct pwm_device *pwm, void *data); 
void *pwm_get_chip_data(struct pwm_device *pwm);



int pwmchip_add(struct pwm_chip *chip);

int pwmchip_remove(struct pwm_chip *chip);

void pwmchip_remove(struct pwm_chip *chip);



int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip);