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 EC9B441DB5; Thu, 2 Mar 2023 08:56:33 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id DD0F141153; Thu, 2 Mar 2023 08:56:33 +0100 (CET) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mails.dpdk.org (Postfix) with ESMTP id 04AE440EE3 for ; Thu, 2 Mar 2023 08:56:31 +0100 (CET) Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4PS3JH2HxrzSkQ9; Thu, 2 Mar 2023 15:53:35 +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 15:56:30 +0800 From: Chengwen Feng To: , , Fan Zhang , Ashish Gupta , Fiona Trahe , Shally Verma , Pablo de Lara CC: Subject: [PATCH 2/9] compressdev: fix segment fault when parse input args Date: Thu, 2 Mar 2023 07:50:05 +0000 Message-ID: <20230302075012.32423-3-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). Fixes: ed7dd94f7f66 ("compressdev: add basic device management") Cc: stable@dpdk.org Signed-off-by: Chengwen Feng --- lib/compressdev/rte_compressdev_pmd.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/compressdev/rte_compressdev_pmd.c b/lib/compressdev/rte_compressdev_pmd.c index e139bc86e7..93c31fbac8 100644 --- a/lib/compressdev/rte_compressdev_pmd.c +++ b/lib/compressdev/rte_compressdev_pmd.c @@ -40,6 +40,9 @@ rte_compressdev_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); if (*end != 0 || errno != 0 || i < 0) -- 2.17.1