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Wed, 27 Jul 2022 09:42:16 -0500 From: Vijendar Mukunda To: , CC: , , , Vijendar Mukunda , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , "Pan, Xinhui" , David Airlie , Daniel Vetter , open list Subject: [PATCH] drm/amdgpu: fix i2s_pdata out of bound array access Date: Wed, 27 Jul 2022 20:12:48 +0530 Message-ID: <20220727144249.415228-1-Vijendar.Mukunda@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7540c613-2a08-44b8-352b-08da6fde3b6d X-MS-TrafficTypeDiagnostic: DM6PR12MB3548:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230016)(4636009)(39860400002)(346002)(376002)(136003)(396003)(40470700004)(46966006)(36840700001)(110136005)(26005)(54906003)(6666004)(70586007)(8676002)(40460700003)(86362001)(7696005)(186003)(36860700001)(47076005)(426003)(82740400003)(336012)(81166007)(4326008)(316002)(83380400001)(82310400005)(40480700001)(2616005)(70206006)(1076003)(356005)(8936002)(478600001)(2906002)(5660300002)(41300700001)(36756003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jul 2022 14:42:29.5063 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7540c613-2a08-44b8-352b-08da6fde3b6d X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT011.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB3548 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Fixed following Smatch static checker warning: drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:393 acp_hw_init() error: buffer overflow 'i2s_pdata' 3 <=3D 3 drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:396 acp_hw_init() error: buffer overflow 'i2s_pdata' 3 <=3D 3 Reported-by: Dan Carpenter Signed-off-by: Vijendar Mukunda Acked-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/= amdgpu/amdgpu_acp.c index bcc7ee02e0fc..6d72355ac492 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c @@ -390,14 +390,6 @@ static int acp_hw_init(void *handle) i2s_pdata[2].i2s_reg_comp1 =3D ACP_BT_COMP1_REG_OFFSET; i2s_pdata[2].i2s_reg_comp2 =3D ACP_BT_COMP2_REG_OFFSET; =20 - i2s_pdata[3].quirks =3D DW_I2S_QUIRK_COMP_REG_OFFSET; - switch (adev->asic_type) { - case CHIP_STONEY: - i2s_pdata[3].quirks |=3D DW_I2S_QUIRK_16BIT_IDX_OVERRIDE; - break; - default: - break; - } adev->acp.acp_res[0].name =3D "acp2x_dma"; adev->acp.acp_res[0].flags =3D IORESOURCE_MEM; adev->acp.acp_res[0].start =3D acp_base; --=20 2.25.1