From afb154426bf13a9d5cdc71f5d89d7416a6c2da10 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Uwe=20Kleine-K=C3=B6nig?= Date: Fri, 17 Nov 2023 10:31:02 +0100 Subject: [PATCH] wifi: brcmfmac: 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 ignored (apart from emitting a warning) 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. Eventually after all drivers are converted, .remove_new() will be renamed to .remove(). Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Reviewed-by: Jeff Johnson Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20231117093056.873834-13-u.kleine-koenig@pengutronix.de --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index a194b0e68eb53..b6d458e022fad 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -578,18 +578,16 @@ static int __init brcmf_common_pd_probe(struct platform_device *pdev) return 0; } -static int brcmf_common_pd_remove(struct platform_device *pdev) +static void brcmf_common_pd_remove(struct platform_device *pdev) { brcmf_dbg(INFO, "Enter\n"); if (brcmfmac_pdata->power_off) brcmfmac_pdata->power_off(); - - return 0; } static struct platform_driver brcmf_pd = { - .remove = brcmf_common_pd_remove, + .remove_new = brcmf_common_pd_remove, .driver = { .name = BRCMFMAC_PDATA_NAME, } -- 2.30.2