From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (xvm-189-124.dc0.ghst.net [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 9F1BAA0524 for ; Fri, 8 Jan 2021 15:55:14 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 95A28140FF5; Fri, 8 Jan 2021 15:55:14 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by mails.dpdk.org (Postfix) with ESMTP id 81AEE140FB5 for ; Fri, 8 Jan 2021 15:55:11 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from xuemingl@nvidia.com) with SMTP; 8 Jan 2021 16:55:08 +0200 Received: from nvidia.com ([172.27.8.145]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 108Et0Ww013726; Fri, 8 Jan 2021 16:55:06 +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: Fri, 8 Jan 2021 22:54:36 +0800 Message-Id: <20210108145441.23320-3-xuemingl@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> References: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-stable] [PATCH v1 2/7] devargs: fix memory leak on parsing error X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" 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 | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/librte_eal/common/eal_common_devargs.c b/lib/librte_eal/common/eal_common_devargs.c index fcf3d9a3cc..f36f71fbce 100644 --- a/lib/librte_eal/common/eal_common_devargs.c +++ b/lib/librte_eal/common/eal_common_devargs.c @@ -163,6 +163,11 @@ rte_devargs_layers_parse(struct rte_devargs *devargs, if (layers[i].kvlist) rte_kvargs_free(layers[i].kvlist); } + if (ret && devargs->data && devargs->data != devstr) { + /* Free duplicated data. */ + free(devargs->data); + devargs->data = NULL; + } if (ret != 0) rte_errno = -ret; return ret; -- 2.25.1