From patchwork Mon Nov 13 10:45:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jie Hai X-Patchwork-Id: 134144 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 63FF4430AB; Mon, 13 Nov 2023 11:52:15 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5927740DFB; Mon, 13 Nov 2023 11:51:10 +0100 (CET) Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by mails.dpdk.org (Postfix) with ESMTP id 4FF32406BC for ; Mon, 13 Nov 2023 11:51:02 +0100 (CET) Received: from kwepemd100004.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4STR3368YFz1P8CH; Mon, 13 Nov 2023 18:47:43 +0800 (CST) Received: from localhost.localdomain (10.67.165.2) by kwepemd100004.china.huawei.com (7.221.188.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.1258.23; Mon, 13 Nov 2023 18:51:00 +0800 From: Jie Hai To: , Akhil Goyal CC: , , Subject: [PATCH 13/21] lib/telemetry: replace strtok with strtok_r Date: Mon, 13 Nov 2023 18:45:42 +0800 Message-ID: <20231113104550.2138654-14-haijie1@huawei.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20231113104550.2138654-1-haijie1@huawei.com> References: <20231113104550.2138654-1-haijie1@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.2] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemd100004.china.huawei.com (7.221.188.31) 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 Multiple threads calling the same function may cause condition race issues, which often leads to abnormal behavior and can cause more serious vulnerabilities such as abnormal termination, denial of service, and compromised data integrity. The strtok() is non-reentrant, it is better to replace it with a reentrant function. Signed-off-by: Jie Hai --- lib/security/rte_security.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/security/rte_security.c b/lib/security/rte_security.c index b082a290296b..e20d610172ef 100644 --- a/lib/security/rte_security.c +++ b/lib/security/rte_security.c @@ -496,13 +496,14 @@ security_handle_cryptodev_crypto_caps(const char *cmd __rte_unused, const char * int dev_id, capa_id; int crypto_caps_n; char *end_param; + char *sp = NULL; int rc; if (!params || strlen(params) == 0 || !isdigit(*params)) return -EINVAL; dev_id = strtoul(params, &end_param, 0); - capa_param = strtok(end_param, ","); + capa_param = strtok_r(end_param, ",", &sp); if (!capa_param || strlen(capa_param) == 0 || !isdigit(*capa_param)) return -EINVAL;