From patchwork Fri Apr 7 06:46:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Jason-JH.Lin" X-Patchwork-Id: 13204487 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 C1D69C6FD1D for ; Fri, 7 Apr 2023 06:48:03 +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: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:In-Reply-To:References: List-Owner; bh=OiP1LkdfOIyITAi9xFyfA75MICi9NM4/5gu+OcF16Mk=; b=L1csUFZ/6vHK8Z JvvGatG9ZfbhiGbzIjhmwN5wz+pLUBaeWZjstz9WaZa+MgoCkTc3Wew+z37iaKlLroSTAhRxEQb2t MNJnNDYbZTwSYNzryscIKgXXdpCefULyhTLqEKdRJrMafkBJU9LlQSRgQWQz+fU+8SdNmlapVIuY3 5jps51auvfecO4vToazns+jgRz/UT5oGWzqDNPWdIrmRj2XhgUv5pFD+JFD895+Xcyb/UcOzZNevy 5fldpKRry7yEkEsAiAe6OheJRzLWT5ulN0Ylb2spJUQ4onpDUgmi6ENv+HPWXeDPdqahYHX9T2QlM Vs+cRrxwk1WJ/gRoR8tw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pkfsN-009J2L-2p; Fri, 07 Apr 2023 06:47:11 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pkfsK-009J1B-2K; Fri, 07 Apr 2023 06:47:09 +0000 X-UUID: 000f8a6ed51011ed8687db9d93187ff1-20230406 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=OhNvpOrTiNR2wjUM2qqmnoQXR+IXyZ1HNN5qN7VtfgI=; b=n0jDbw7CZq0aNY5CLi8qZB6dtNoAwuDAggemis1VlzVEbk0/oapRuVp6fWI973xybEQSxZ+TT7RHn1ijnIl0nxd2zFPbi5R7rWRwq+wbNtctPIexlxCKs3flpFJahFxr7ogrYrgwBE17pfO15uvBsHKv4sq0AEZZLiy54uJ9QmM=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:b1a53388-fb82-414c-a265-802b815054bf,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:120426c,CLOUDID:2a7c9c2a-564d-42d9-9875-7c868ee415ec,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-UUID: 000f8a6ed51011ed8687db9d93187ff1-20230406 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1189753655; Thu, 06 Apr 2023 23:47:01 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Fri, 7 Apr 2023 14:46:58 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Fri, 7 Apr 2023 14:46:58 +0800 From: Jason-JH.Lin To: Chun-Kuang Hu , AngeloGioacchino Del Regno CC: Matthias Brugger , Rex-BC Chen , Jason-ch Chen , "Jason-JH . Lin" , Singo Chang , Nancy Lin , Shawn Sung , , , , , Subject: [PATCH 0/5] Fix mediatek-drm coverity issues Date: Fri, 7 Apr 2023 14:46:52 +0800 Message-ID: <20230407064657.12350-1-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230406_234708_767106_21919694 X-CRM114-Status: UNSURE ( 7.61 ) X-CRM114-Notice: Please train this message. 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 Add this patch series to fix these mediatek-drm coverity issues. Jason-JH.Lin (5): drm/mediatek: Remove freeing not dynamic allocated memory drm/mediatek: Add cnt checking for coverity issue drm/mediatek: Add initialization for mtk_gem_obj drm/mediatek: Add casting before assign drm/mediatek: Fix dereference before null check drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 1 - drivers/gpu/drm/mediatek/mtk_drm_drv.c | 4 ++-- drivers/gpu/drm/mediatek/mtk_drm_gem.c | 4 ++-- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 29 +++++++++++------------- 4 files changed, 17 insertions(+), 21 deletions(-)