From patchwork Mon Sep 25 09:55:28 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: 13397600 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 02856CE7A81 for ; Mon, 25 Sep 2023 09:56:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BgtmOorO4k9uoZ7ls4iVb+5ct9CWHFCliezaOeXD0P8=; b=ptdgA3Oqh3ywpv AWoH4nc8BlZNqCAvf7kTJrSHO+yTop2MfDagfeXSD/JX+cJMWZpaMOxMfsY/WL4J/CXCNn5GfePGr E6PT6Dn0G5I+YvnP/xETdk32Kxkq3+bDP+1N0GHsDouMSgQ4lcRwqjM5+db5P7fdhhMhW4o2NnfMt uQYltt0v7HDn3xJC8cc9i2US+77BkDKH1mfDVuBXwoBXR5eE6IF4Ithaz546tY6PJcQKhGceWF+5L o4rK4CC92EGzzdT1QrSh2GSzWpm4kMrmovnWAOFUM34mIgU9U714EkXorY4iQKMmNBRWRvhjfGXGN kxRtD50Poa8xz3rh+yJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qkiJw-00Dtvs-2q; Mon, 25 Sep 2023 09:56:04 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qkiJh-00Dtiy-2Y for linux-arm-kernel@lists.infradead.org; Mon, 25 Sep 2023 09:55:52 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qkiJc-0008AT-8C; Mon, 25 Sep 2023 11:55:44 +0200 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qkiJb-008q0x-Rd; Mon, 25 Sep 2023 11:55:43 +0200 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1qkiJb-004dmk-Gk; Mon, 25 Sep 2023 11:55:43 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Nishanth Menon , Santosh Shilimkar Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH 37/40] soc/ti: pruss: Convert to platform remove callback returning void Date: Mon, 25 Sep 2023 11:55:28 +0200 Message-Id: <20230925095532.1984344-38-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230925095532.1984344-1-u.kleine-koenig@pengutronix.de> References: <20230925095532.1984344-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1712; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=c709ql2KZbhU/Nl8vVPOXcOtp/pbM4UUu61jct04VQs=; b=owGbwMvMwMXY3/A7olbonx/jabUkhlTBiMyND1a/8WSSXy+oJMj0pyN86clHNreORvveyv9cl /7uhH5KJ6MxCwMjF4OsmCKLfeOaTKsqucjOtf8uwwxiZQKZwsDFKQATmSnJ/k/HVTDCsJ2Zf9Ms mbz+CWt7NYPNpnZc1wlNS7rqNsdUeo9itffT18sDuj3DrzsWdspdirms+DQqvuhM32kVBW0ZMdd v33fVM9xu8dO9WDXLJ2lh1gqf3gOmER3/Df3s221rqkUEJBUytxWKvvjXJvLspN1fxsL3JWr7bb 4IF+iLz5itFf9lo+nL3ikrTsulil3U25ihd3pTo0UcSyXDj9yjG2candDx1quobVV/FlDCf7ggN OGndndt9fVTxnbhqXVWn9yPrJc+yv9+655fk1vlp35O4rjQ+mKD87L3Znbp73/f/T+L/ceikrhY ox82D5fssZV9sUX106eQyLdW864JBdxWKntx/E79QWkWAA== 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.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230925_025549_829498_7C2E55A2 X-CRM114-Status: GOOD ( 16.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- drivers/soc/ti/pruss.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/soc/ti/pruss.c b/drivers/soc/ti/pruss.c index f49f8492dde5..24a42e0b645c 100644 --- a/drivers/soc/ti/pruss.c +++ b/drivers/soc/ti/pruss.c @@ -565,7 +565,7 @@ static int pruss_probe(struct platform_device *pdev) return ret; } -static int pruss_remove(struct platform_device *pdev) +static void pruss_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -573,8 +573,6 @@ static int pruss_remove(struct platform_device *pdev) pm_runtime_put_sync(dev); pm_runtime_disable(dev); - - return 0; } /* instance-specific driver private data */ @@ -610,7 +608,7 @@ static struct platform_driver pruss_driver = { .of_match_table = pruss_of_match, }, .probe = pruss_probe, - .remove = pruss_remove, + .remove_new = pruss_remove, }; module_platform_driver(pruss_driver);