From f1e870c45be5b6262dc452b7131ab81290ad7180 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Uwe=20Kleine-K=C3=B6nig?= Date: Mon, 3 Apr 2023 17:40:10 +0200 Subject: [PATCH] staging: nvec_power: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Link: https://lore.kernel.org/r/20230403154014.2564054-21-u.kleine-koenig@pengutronix.de Signed-off-by: Greg Kroah-Hartman --- drivers/staging/nvec/nvec_power.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/staging/nvec/nvec_power.c b/drivers/staging/nvec/nvec_power.c index b1ef196e1cfe..9943b1fff190 100644 --- a/drivers/staging/nvec/nvec_power.c +++ b/drivers/staging/nvec/nvec_power.c @@ -416,7 +416,7 @@ static int nvec_power_probe(struct platform_device *pdev) return PTR_ERR_OR_ZERO(*psy); } -static int nvec_power_remove(struct platform_device *pdev) +static void nvec_power_remove(struct platform_device *pdev) { struct nvec_power *power = platform_get_drvdata(pdev); @@ -429,13 +429,11 @@ static int nvec_power_remove(struct platform_device *pdev) case BAT: power_supply_unregister(nvec_bat_psy); } - - return 0; } static struct platform_driver nvec_power_driver = { .probe = nvec_power_probe, - .remove = nvec_power_remove, + .remove_new = nvec_power_remove, .driver = { .name = "nvec-power", } -- 2.11.0