From patchwork Thu Aug 18 20:33:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 12947861 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 B1F2FC00140 for ; Thu, 18 Aug 2022 20:35:17 +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=QSksWVcoymlZ06G9bU4ICPlFbtG250rEAxKqkKoNjgg=; b=NPEhHvd65MYNAD Iuu+OGKY+LvCUn106mrJw1G7IKgME0f4huwhEPC0LOT3ifiVtpfPs4Gdo2BLoFshR7liDiO2BhvZa zCYby7T9dhVtTUY77yIpJbZ3PUU+2oc/hH88nxThjwQg0Z6/5jCQGOWMUsLOconGFgj2ySyL1Fm6J 2gASgzwSGsHSmJyKFs3bg6wfowgZLWu8bjxGOGCmN2E39iZO1tKMNHErh++C/BIVrf94C1Y1y6FJs valDbQgHsQlBxOaNa8SiJwK3Ly47+5eLf8Dh94YBh6CDJXcEDs9RkQyM6YhedE3yWxNxFUL+TjsYi I6y8LUx005VIkcZPywDA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oOmDV-009GBK-Ji; Thu, 18 Aug 2022 20:34:14 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oOmDF-009G3U-9q for linux-arm-kernel@lists.infradead.org; Thu, 18 Aug 2022 20:34:00 +0000 Received: from whitebuilder.lan (192-222-136-102.qc.cable.ebox.net [192.222.136.102]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nicolas) by madras.collabora.co.uk (Postfix) with ESMTPSA id 9106A6601B7A; Thu, 18 Aug 2022 21:33:53 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1660854835; bh=hvEiAvpDFVVSoBAQ52gtXwVxHayJqh7AhxJnyUuWZII=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Yo6EbmMswKJNtgeL+rG3yxayMi3H8ZSeZRYASO4kAqFDuxN3l3Ka30qQpubYUGgwc 6bAbT8UosuDfp30uy4kGhil39cvLZTnCkhfmVPqoCVfshyhIlmcvunEeU7yrTXaWrk SUo1ns8Fz/YomVGR3o501y17WiWZBSot5PRmVP2tUZn2Wn+wqwccGOHGHf17+PBQjd gFw10zuG5qGqZOfA+S6Ltn9LkPlamcg63+EATVJ4Ee4a4pJhGWsElLHTlenrSFlnnW JaKDEqlydcRNE0hQe3E5+RDkpQN8+K6oJW3bpFKgzmS1tRklppRZpl8ADQYoAVjUav yQ+jsc1Vk2f7Q== From: Nicolas Dufresne To: linux-media@vger.kernel.org, Maxime Ripard , Paul Kocialkowski , Mauro Carvalho Chehab , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: kernel@collabora.com, Dmitry Osipenko , stable@vger.kernel.org, Nicolas Dufresne , linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v1 2/3] media: cedrus: Set the platform driver data earlier Date: Thu, 18 Aug 2022 16:33:07 -0400 Message-Id: <20220818203308.439043-3-nicolas.dufresne@collabora.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220818203308.439043-1-nicolas.dufresne@collabora.com> References: <20220818203308.439043-1-nicolas.dufresne@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220818_133357_541212_F1916D1B X-CRM114-Status: GOOD ( 14.15 ) 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 From: Dmitry Osipenko The cedrus_hw_resume() crashes with NULL deference on driver probe if runtime PM is disabled because it uses platform data that hasn't been set up yet. Fix this by setting the platform data earlier during probe. Cc: stable@vger.kernel.org Signed-off-by: Dmitry Osipenko Signed-off-by: Nicolas Dufresne Reviewed-by: Samuel Holland Acked-by: Paul Kocialkowski Acked-by: Jernej Skrabec --- drivers/staging/media/sunxi/cedrus/cedrus.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index 960a0130cd620..55c54dfdc585c 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -448,6 +448,8 @@ static int cedrus_probe(struct platform_device *pdev) if (!dev) return -ENOMEM; + platform_set_drvdata(pdev, dev); + dev->vfd = cedrus_video_device; dev->dev = &pdev->dev; dev->pdev = pdev; @@ -521,8 +523,6 @@ static int cedrus_probe(struct platform_device *pdev) goto err_m2m_mc; } - platform_set_drvdata(pdev, dev); - return 0; err_m2m_mc: