From: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
[ 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@xxxxxxxxxxxxxx>
Signed-off-by: Thierry Reding <thierry.reding@xxxxxxxxx>
Stable-dep-of: 36dd7f530ae7 ("pwm: mtk-disp: Disable shadow registers before setting backlight values")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 83b8be0209b74..af63aaab8e153 100644
--- a/drivers/pwm/pwm-mtk-disp.c
+++ b/drivers/pwm/pwm-mtk-disp.c
@@ -240,13 +240,12 @@ 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 = {
--
2.39.2
