From patchwork Fri Nov 10 06:36:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: fengchengwen X-Patchwork-Id: 134064 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 923CB432EF; Fri, 10 Nov 2023 07:39:57 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5B98A427E8; Fri, 10 Nov 2023 07:39:43 +0100 (CET) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id 6379240DDB for ; Fri, 10 Nov 2023 07:39:39 +0100 (CET) Received: from dggpeml100024.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4SRTcS55vXzmXK0; Fri, 10 Nov 2023 14:36:24 +0800 (CST) Received: from localhost.localdomain (10.50.165.33) by dggpeml100024.china.huawei.com (7.185.36.115) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Fri, 10 Nov 2023 14:39:38 +0800 From: Chengwen Feng To: , , Gaetan Rivet , Ray Kinsella , Xueming Li CC: Subject: [PATCH 04/16] bus/vdev: verify strdup return value Date: Fri, 10 Nov 2023 06:36:41 +0000 Message-ID: <20231110063653.5948-5-fengchengwen@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231110063653.5948-1-fengchengwen@huawei.com> References: <20231110063653.5948-1-fengchengwen@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.50.165.33] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpeml100024.china.huawei.com (7.185.36.115) X-CFilter-Loop: Reflected X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add verify strdup return value logic. Fixes: 64051bb1f144 ("devargs: unify scratch buffer storage") Cc: stable@dpdk.org Signed-off-by: Chengwen Feng --- drivers/bus/vdev/vdev.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/bus/vdev/vdev.c b/drivers/bus/vdev/vdev.c index 7974b27295..05582f1727 100644 --- a/drivers/bus/vdev/vdev.c +++ b/drivers/bus/vdev/vdev.c @@ -247,6 +247,10 @@ alloc_devargs(const char *name, const char *args) devargs->data = strdup(args); else devargs->data = strdup(""); + if (devargs->data == NULL) { + free(devargs); + return NULL; + } devargs->args = devargs->data; ret = strlcpy(devargs->name, name, sizeof(devargs->name));