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 5C361A0A03; Mon, 18 Jan 2021 16:16:53 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D9C11140F27; Mon, 18 Jan 2021 16:16:52 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by mails.dpdk.org (Postfix) with ESMTP id AAC4F140F2B for ; Mon, 18 Jan 2021 16:16:50 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from xuemingl@nvidia.com) with SMTP; 18 Jan 2021 17:16:48 +0200 Received: from nvidia.com (pegasus05.mtr.labs.mlnx [10.210.16.100]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 10IFGmBm002238; Mon, 18 Jan 2021 17:16:48 +0200 From: Xueming Li To: Thomas Monjalon , Ferruh Yigit , Andrew Rybchenko , Olivier Matz Cc: dev@dpdk.org, Viacheslav Ovsiienko , xuemingl@nvidia.com, Asaf Penso , gaetan.rivet@6wind.com, stable@dpdk.org Date: Mon, 18 Jan 2021 15:16:38 +0000 Message-Id: <1610983002-7630-2-git-send-email-xuemingl@nvidia.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1610983002-7630-1-git-send-email-xuemingl@nvidia.com> References: <1610983002-7630-1-git-send-email-xuemingl@nvidia.com> In-Reply-To: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> References: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> Subject: [dpdk-dev] [PATCH v2 1/5] devargs: fix memory leak on parsing error 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 Sender: "dev" This patch fixes memory leak in parsing error handling. Fixes: 338327d731e6 ("devargs: add function to parse device layers") Cc: gaetan.rivet@6wind.com Cc: stable@dpdk.org Signed-off-by: Xueming Li --- lib/librte_eal/common/eal_common_devargs.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/lib/librte_eal/common/eal_common_devargs.c b/lib/librte_eal/common/eal_common_devargs.c index fcf3d9a3cc..c3969ff158 100644 --- a/lib/librte_eal/common/eal_common_devargs.c +++ b/lib/librte_eal/common/eal_common_devargs.c @@ -163,8 +163,14 @@ rte_devargs_layers_parse(struct rte_devargs *devargs, if (layers[i].kvlist) rte_kvargs_free(layers[i].kvlist); } - if (ret != 0) + if (ret != 0) { + if (devargs->data && devargs->data != devstr) { + /* Free duplicated data. */ + free(devargs->data); + devargs->data = NULL; + } rte_errno = -ret; + } return ret; } -- 2.25.1