From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 91D1F41DB5; Thu, 2 Mar 2023 08:56:55 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2BE6242D1D; Thu, 2 Mar 2023 08:56:38 +0100 (CET) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id ACF5340EE3 for ; Thu, 2 Mar 2023 08:56:32 +0100 (CET) Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4PS3Lv2dQ3zrSK1; Thu, 2 Mar 2023 15:55:51 +0800 (CST) Received: from localhost.localdomain (10.50.163.32) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Thu, 2 Mar 2023 15:56:31 +0800 From: Chengwen Feng To: , , Akhil Goyal , Fan Zhang , Declan Doherty , Pablo de Lara , Fiona Trahe CC: Subject: [PATCH 4/9] cryptodev: fix segment fault when parse input args Date: Thu, 2 Mar 2023 07:50:07 +0000 Message-ID: <20230302075012.32423-5-fengchengwen@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230302075012.32423-1-fengchengwen@huawei.com> References: <20230302075012.32423-1-fengchengwen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.50.163.32] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml500024.china.huawei.com (7.185.36.10) 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 The rte_kvargs_process() was used to parse KV pairs, it also supports to parse 'only keys' (e.g. socket_id) type. And the callback function parameter 'value' is NULL when parsed 'only keys'. This patch fixes segment fault when parse input args with 'only keys' (e.g. socket_id,max_nb_queue_pairs). Fixes: 9e6edea41805 ("cryptodev: add APIs to assist PMD initialisation") Cc: stable@dpdk.org Signed-off-by: Chengwen Feng --- lib/cryptodev/cryptodev_pmd.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/cryptodev/cryptodev_pmd.c b/lib/cryptodev/cryptodev_pmd.c index 77b269f312..4122000839 100644 --- a/lib/cryptodev/cryptodev_pmd.c +++ b/lib/cryptodev/cryptodev_pmd.c @@ -38,6 +38,10 @@ rte_cryptodev_pmd_parse_uint_arg(const char *key __rte_unused, { int i; char *end; + + if (value == NULL || extra_args == NULL) + return -EINVAL; + errno = 0; i = strtol(value, &end, 10); -- 2.17.1