From: Uwe Kleine-König u.kleine-koenig@pengutronix.de
[ Upstream commit 9b7b5736ffd5da6f8f6329ebe5f1829cbcf8afae ]
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 mtk_disp_pwm_remove().
Signed-off-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de Signed-off-by: Thierry Reding thierry.reding@gmail.com Stable-dep-of: 36dd7f530ae7 ("pwm: mtk-disp: Disable shadow registers before setting backlight values") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pwm/pwm-mtk-disp.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c index 893940d45f0d0..dd31a00d6326c 100644 --- a/drivers/pwm/pwm-mtk-disp.c +++ b/drivers/pwm/pwm-mtk-disp.c @@ -248,13 +248,12 @@ static int mtk_disp_pwm_probe(struct platform_device *pdev) static int mtk_disp_pwm_remove(struct platform_device *pdev) { struct mtk_disp_pwm *mdp = platform_get_drvdata(pdev); - int ret;
- ret = pwmchip_remove(&mdp->chip); + pwmchip_remove(&mdp->chip); clk_unprepare(mdp->clk_mm); clk_unprepare(mdp->clk_main);
- return ret; + return 0; }
static const struct mtk_pwm_data mt2701_pwm_data = {