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Fri, 8 May 2026 10:32:15 -0500 Received: from localhost (uda0133052.dhcp.ti.com [128.247.81.232]) by lelvem-mr05.itg.ti.com (8.18.1/8.18.1) with ESMTP id 648FWFWF1961990; Fri, 8 May 2026 10:32:15 -0500 From: Nishanth Menon To: Justin Stitt , Bill Wendling , Nick Desaulniers , Nathan Chancellor , Santosh Shilimkar , Nishanth Menon CC: , , Subject: [PATCH 09/11] soc: ti: knav_dma: Remove dead check on unsigned args.args[0] Date: Fri, 8 May 2026 10:32:09 -0500 Message-ID: <20260508153211.3688277-10-nm@ti.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20260508153211.3688277-1-nm@ti.com> References: <20260508153211.3688277-1-nm@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PEPF0000000A:EE_|PH0PR10MB5871:EE_ X-MS-Office365-Filtering-Correlation-Id: 8093fd6d-37a5-49c9-b579-08dead17038c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|1800799024|36860700016|22082099003|18002099003|56012099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: ud3ahpRE4WNlGxhQZn+t8roSiQQGFMHW2GUEzRt7tcC67ARjLkh0YQgvdwg+RmQGgY3rLRkj/dvzF5LsmgUAhrzLsLeVxWsYEZmzURKcWLCgfXkGTUytkcrzoViCXouqjGnC9+FpGPbeAQ1YpswiA/RMS96LH/eVGKZmRWlVVME686UccKqu9qgQv6AOOGFRKQQt1sh6oreVPp9V3N419yXXW16WL+Swc9uKyihZu+xIn9kdJ7tZug2QI5qc35N5V7Qtq3No7+N++R4fZuo61NtHAaQNjJUmgaFlfM+HKtdkAFPEPXywyLBtuE9kpavmYWUk7RF7F0MzdFIHNofRN8DJNjAph2rSVm83w7LNClOwRnhGzM+A7av1h9Q4ZoffwvGVYbuKF40nt0EKBELrlYG8CWoUq1gqauG/A/R/fkzplUk/9UpUnh1w8cs4rO+N X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 May 2026 15:32:28.7539 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 8093fd6d-37a5-49c9-b579-08dead17038c X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.195];Helo=[lewvzet201.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: CH3PEPF0000000A.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR10MB5871 smatch warns: knav_dma.c:390 of_channel_match_helper() warn: unsigned 'args.args[0]' is never less than zero. of_phandle_args.args[] is uint32_t, so the 'args.args[0] < 0' check is always false. of_parse_phandle_with_fixed_args() already handles errors by returning a non-zero code, which is checked immediately above. Remove the dead check. Signed-off-by: Nishanth Menon --- drivers/soc/ti/knav_dma.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c index 462d181ca564..7ba6fd58e9ce 100644 --- a/drivers/soc/ti/knav_dma.c +++ b/drivers/soc/ti/knav_dma.c @@ -387,11 +387,6 @@ static int of_channel_match_helper(struct device_node *np, const char *name, return -ENODEV; } - if (args.args[0] < 0) { - dev_err(kdev->dev, "Missing args for %s\n", name); - return -ENODEV; - } - return args.args[0]; } -- 2.47.0