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dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.34 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.34; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.34) by CO1NAM11FT005.mail.protection.outlook.com (10.13.174.147) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4287.22 via Frontend Transport; Mon, 5 Jul 2021 05:27:58 +0000 Received: from nvidia.com (172.20.187.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 5 Jul 2021 05:27:56 +0000 From: Michael Baum To: CC: Matan Azrad , Raslan Darawsheh , Viacheslav Ovsiienko , Date: Mon, 5 Jul 2021 08:27:29 +0300 Message-ID: <20210705052730.2283962-2-michaelba@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210705052730.2283962-1-michaelba@nvidia.com> References: <20210628192347.1825713-1-michaelba@nvidia.com> <20210705052730.2283962-1-michaelba@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [172.20.187.5] X-ClientProxiedBy: HQMAIL101.nvidia.com (172.20.187.10) To HQMAIL107.nvidia.com (172.20.187.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: af2cd1cd-21ea-495d-bd33-08d93f75a65e X-MS-TrafficTypeDiagnostic: MN2PR12MB4192: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1850; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jul 2021 05:27:58.3216 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: af2cd1cd-21ea-495d-bd33-08d93f75a65e X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT005.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4192 Subject: [dpdk-stable] [PATCH_v2 2/3] regex/mlx5: fix leak in PCI remove function X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" In the PCI removal function, PMD releases all driver resources allocated in the probe function. The MR btree memory is allocated in the probe function, but it is not freed in remove function what caused a memory leak. Release it. Fixes: cda883bbb655 ("regex/mlx5: add dynamic memory registration to datapath") Cc: stable@dpdk.org Signed-off-by: Michael Baum --- drivers/regex/mlx5/mlx5_regex.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/regex/mlx5/mlx5_regex.c b/drivers/regex/mlx5/mlx5_regex.c index 0f12d94d7e..f64dc2824c 100644 --- a/drivers/regex/mlx5/mlx5_regex.c +++ b/drivers/regex/mlx5/mlx5_regex.c @@ -280,6 +280,8 @@ mlx5_regex_pci_remove(struct rte_pci_device *pci_dev) if (TAILQ_EMPTY(&mlx5_mem_event_list)) rte_mem_event_callback_unregister("MLX5_MEM_EVENT_CB", NULL); + if (priv->mr_scache.cache.table) + mlx5_mr_release_cache(&priv->mr_scache); if (priv->pd) mlx5_glue->dealloc_pd(priv->pd); if (priv->uar) -- 2.25.1