From patchwork Wed Mar 22 17:02:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 13184352 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 E8D4CC77B6D for ; Wed, 22 Mar 2023 17:03:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4D5D710E9AE; Wed, 22 Mar 2023 17:03:17 +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 73CD210E98D for ; Wed, 22 Mar 2023 17:02:32 +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 1pf1r3-0000Tc-UV; Wed, 22 Mar 2023 18:02:29 +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 1pf1r3-005xkV-4L; Wed, 22 Mar 2023 18:02:29 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1pf1r2-0075px-4q; Wed, 22 Mar 2023 18:02:28 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , David Airlie , Daniel Vetter , Jonathan Hunter Subject: [PATCH 11/12] drm/tegra: sor: Convert to platform remove callback returning void Date: Wed, 22 Mar 2023 18:02:22 +0100 Message-Id: <20230322170223.410376-12-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230322170223.410376-1-u.kleine-koenig@pengutronix.de> References: <20230322170223.410376-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1628; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=fGqGHLUiDg9uEoAElkwDcbRQaGigQX3abZ7Lukw8B6c=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBkGzSa336iK10c0Y56cTt/UhQtR7J6b1Eq2IPxg WztzTcRia+JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZBs0mgAKCRCPgPtYfRL+ TutoB/wMMgA4KsCGT2bWf4QyxYPBgydWgc6d8HnPFnq2tYz5bseRAds+7DvdWPgQIWQaxixUphF 5+nImP517gpdqZQuCaYZZ7AW4FHAHyfTmZ3IWfS1SR5Yp6SIyErcTIFR+Z2Dja0TBv+Xem3FQhW de94K9oeT1cibUauyo69rbg0zxvWtmi7a33p/58iWZMJBKmDFoodXwOC4kS0ZuO7h3eh58yFGmY I5cyVWmmCthGgEQXLZHySoPmI0Xn1/0LHWSAOCUHHAfVuMA7XwirEg5fKblriGLH6XeuscG9ey4 kZudG7DZM5zemR4CqF/VmAox6JfhkZEhbvfq3oryXOqa36ls X-Developer-Key: i=u.kleine-koenig@pengutronix.de; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 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: linux-tegra@vger.kernel.org, kernel@pengutronix.de, dri-devel@lists.freedesktop.org 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/tegra/sor.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index d067b2d01b2e..e617d55f6f3c 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -3978,7 +3978,7 @@ static int tegra_sor_probe(struct platform_device *pdev) return err; } -static int tegra_sor_remove(struct platform_device *pdev) +static void tegra_sor_remove(struct platform_device *pdev) { struct tegra_sor *sor = platform_get_drvdata(pdev); @@ -3992,8 +3992,6 @@ static int tegra_sor_remove(struct platform_device *pdev) } tegra_output_remove(&sor->output); - - return 0; } static int __maybe_unused tegra_sor_suspend(struct device *dev) @@ -4053,5 +4051,5 @@ struct platform_driver tegra_sor_driver = { .pm = &tegra_sor_pm_ops, }, .probe = tegra_sor_probe, - .remove = tegra_sor_remove, + .remove_new = tegra_sor_remove, };