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Wed, 21 Oct 2026 00:50:18 -0700 Received: from vdi.nvidia.com (10.127.8.10) by mail.nvidia.com (10.129.68.6) with Microsoft SMTP Server id 15.2.2562.49 via Frontend Transport; Wed, 21 Oct 2026 00:50:12 -0700 From: Tariq Toukan To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , , Paolo Abeni CC: Alexandre Cassen , Alex Vesker , Erez Shitrit , Gal Pressman , "Itamar Gozlan" , Kees Cook , Kees Cook , Leon Romanovsky , open list , , Mark Bloch , Moshe Shemesh , Prathamesh Deshpande , Saeed Mahameed , "Tariq Toukan" , William Theesfeld , Yevgeny Kliteynik Subject: [PATCH net 1/3] net/mlx5: HWS, Handle NULL in vport destination action creation Date: Wed, 21 Oct 2026 10:49:47 +0300 Message-ID: <20261021074949.3471704-2-tariqt@nvidia.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20261021074949.3471704-1-tariqt@nvidia.com> References: <20261021074949.3471704-1-tariqt@nvidia.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH7PEPF0000000C:EE_|DM4PR12MB7646:EE_ X-MS-Office365-Filtering-Correlation-Id: 5e44e37c-c8de-45b4-c19a-08df2f4803ff X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|1800799024|23010399003|36860700016|82310400026|56012099006|11063799006|261009223027099003|10067099003|22082099003|18002099003|41080700001; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(7416014)(376014)(1800799024)(23010399003)(36860700016)(82310400026)(56012099006)(11063799006)(261009223027099003)(10067099003)(22082099003)(18002099003)(41080700001);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: DxfC5xqcuZDKeTLwhnrK9JooKv54QutGwQ1TdopIEHnPiE6XEaIjDE4nAIlb3DSnwihVChb71wLKdJ9kHp9A6J15/3CYIldiAvsmEngnEitIgFVll/m6an02nu9CVLfkeJTzvO0QzJ5KCRQ9ECev2K8NXgHvS5ylCPfuYY+nzDU9MiyBx1GeL3wYFPBVID6tVLMxGn8DQXWxO2COPOUxRagRPXvTubNt28zcHS15SQ+O4PXfq0DSLydwynocwzf95Nsh1DgGaSp/KUCcw6x4Gs4AuvKD7Y7/YLpRA4KxVs6z5Bkh5+TPlpRpSIJz1fsFVTmk5+wajFhld8cjV0bhdH8k5CWL3M6e75bRGF0yaCaK2UudiEiKtZTNCUb2DBDTIh+LKnWKmeptIv7OMkvKOyMW1nnfHy7hzXXs+DQ2pvV/u/3Fval7tykOiJjkSEFe X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Oct 2026 07:50:45.9747 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5e44e37c-c8de-45b4-c19a-08df2f4803ff X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: PH7PEPF0000000C.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB7646 From: Yevgeny Kliteynik mlx5hws_action_create_dest_vport can return NULL - handle this case before trying to insert NULL into xarray. Fixes: 8e2e08a6d1e0 ("net/mlx5: fs, add support for dest vport HWS action") Signed-off-by: Yevgeny Kliteynik Signed-off-by: Alex Vesker Reviewed-by: Erez Shitrit Signed-off-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx5/core/steering/hws/fs_hws.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/fs_hws.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/fs_hws.c index 54761754e657..c4574c5f4ded 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/fs_hws.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/fs_hws.c @@ -440,6 +440,9 @@ mlx5_fs_get_dest_action_vport(struct mlx5_fs_hws_context *fs_ctx, dest = mlx5hws_action_create_dest_vport(ctx, vport_num, vhca_id_valid, dest_attr->vport.vhca_id, flags); + if (!dest) + return NULL; + err = xa_insert(dests_xa, idx, dest, GFP_KERNEL); if (err) { mlx5hws_action_destroy(dest); -- 2.44.0