From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F3272C7618E for ; Sat, 18 Mar 2023 19:08:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F18CB10E297; Sat, 18 Mar 2023 19:08:41 +0000 (UTC) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4210710E0CC for ; Sat, 18 Mar 2023 19:08:31 +0000 (UTC) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pdbuf-0001oC-Uc; Sat, 18 Mar 2023 20:08:21 +0100 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1pdbue-0054EK-Fn; Sat, 18 Mar 2023 20:08:20 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1pdbud-005wZP-D5; Sat, 18 Mar 2023 20:08:19 +0100 From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= To: Andrzej Hajda , Neil Armstrong , Robert Foss , David Airlie , Daniel Vetter Subject: [PATCH 12/19] drm/bridge: nwl-dsi: Convert to platform remove callback returning void Date: Sat, 18 Mar 2023 20:07:57 +0100 Message-Id: <20230318190804.234610-13-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230318190804.234610-1-u.kleine-koenig@pengutronix.de> References: <20230318190804.234610-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Developer-Signature: v=1; a=openpgp-sha256; l=1659; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=3zR5t3zdMW3365XlnzO/Z8IlMTrqK4KOlVlOFzp1Fc4=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBkFgwHQD0IPuV1DexjmK4NGsy+Em9xwXS6WuRQD 4Gu7YWbGCOJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZBYMBwAKCRCPgPtYfRL+ Tl1PCACeJLU/6fJRE/n3IQZvhMSuj385NZ7Ni4c5iOsIjV5ygy7mH6qNpk88bI+EQ2UIMNYliL1 wAe1vFJ7h8nUUnz84oYWT5ESmZSDFrvnFLohI4ifKScDFjkBViuZYmjIOA/clfZEEL2P5whW9oR i811RxiamcgeBc14HIXzU6N+bvZnFpMscsyGvJ4+ZJjPJLRhq8dbgYfjmhvA69oOtAxkfpP/mkA V8q04YRGDY1e1qmxjgjTJZ2ZBZCydxCC1tyzY8k2c2nKiT0x1XYqBuy6Y9RBcTolvsfqMeJE0Qk xID/tpyEAHiRIrrg+Zion+0LDoIppkJ5/tUpnY83+we+AuCY X-Developer-Key: i=u.kleine-koenig@pengutronix.de; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel@pengutronix.de, dri-devel@lists.freedesktop.org, Laurent Pinchart , Jernej Skrabec , Jonas Karlman Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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 --- drivers/gpu/drm/bridge/nwl-dsi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index 6dc2a4e191d7..4a5f5c4f5dcc 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -1199,7 +1199,7 @@ static int nwl_dsi_probe(struct platform_device *pdev) return 0; } -static int nwl_dsi_remove(struct platform_device *pdev) +static void nwl_dsi_remove(struct platform_device *pdev) { struct nwl_dsi *dsi = platform_get_drvdata(pdev); @@ -1207,12 +1207,11 @@ static int nwl_dsi_remove(struct platform_device *pdev) mipi_dsi_host_unregister(&dsi->dsi_host); drm_bridge_remove(&dsi->bridge); pm_runtime_disable(&pdev->dev); - return 0; } static struct platform_driver nwl_dsi_driver = { .probe = nwl_dsi_probe, - .remove = nwl_dsi_remove, + .remove_new = nwl_dsi_remove, .driver = { .of_match_table = nwl_dsi_dt_ids, .name = DRV_NAME, -- 2.39.2