patches for DPDK stable branches
 help / color / mirror / Atom feed
From: Xueming Li <xuemingl@nvidia.com>
To: Thomas Monjalon <thomas@monjalon.net>,
	Ferruh Yigit <ferruh.yigit@intel.com>,
	Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
	Olivier Matz <olivier.matz@6wind.com>
Cc: dev@dpdk.org, Viacheslav Ovsiienko <viacheslavo@nvidia.com>,
	xuemingl@nvidia.com, Asaf Penso <asafp@nvidia.com>,
	gaetan.rivet@6wind.com, stable@dpdk.org
Subject: [dpdk-stable] [PATCH v1 2/7] devargs: fix memory leak on parsing error
Date: Fri,  8 Jan 2021 22:54:36 +0800
Message-ID: <20210108145441.23320-3-xuemingl@nvidia.com> (raw)
In-Reply-To: <1608304614-13908-2-git-send-email-xuemingl@nvidia.com>

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 <xuemingl@nvidia.com>
---
 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


  parent reply	other threads:[~2021-01-08 14:55 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1608304614-13908-1-git-send-email-xuemingl@nvidia.com>
2020-12-18 15:16 ` [dpdk-stable] [RFC 1/9] devargs: fix data buffer storage type Xueming Li
2021-01-08 14:54   ` [dpdk-stable] [PATCH v1 1/7] " Xueming Li
2021-01-08 14:54   ` Xueming Li [this message]
2021-01-08 14:54   ` [dpdk-stable] [PATCH v1 3/7] devargs: fix memory leak in legacy parser Xueming Li
2021-01-08 14:54   ` [dpdk-stable] [PATCH v1 4/7] devargs: fix buffer data memory leak Xueming Li
2021-01-18 15:16   ` [dpdk-stable] [PATCH v2 1/5] devargs: fix memory leak on parsing error Xueming Li
2021-03-18  9:12     ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
2021-03-30 12:15   ` [dpdk-stable] [PATCH v3 2/5] " Xueming Li
2021-04-10 14:23   ` [dpdk-stable] [PATCH v4 " Xueming Li
2021-04-13  3:14   ` [dpdk-stable] [PATCH v5 " Xueming Li
2020-12-18 15:16 ` [dpdk-stable] [RFC 2/9] " Xueming Li
2020-12-18 15:16 ` [dpdk-stable] [RFC 3/9] devargs: fix memory leak in legacy parser Xueming Li
2020-12-18 15:16 ` [dpdk-stable] [RFC 4/9] devargs: fix buffer data memory leak Xueming Li

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210108145441.23320-3-xuemingl@nvidia.com \
    --to=xuemingl@nvidia.com \
    --cc=andrew.rybchenko@oktetlabs.ru \
    --cc=asafp@nvidia.com \
    --cc=dev@dpdk.org \
    --cc=ferruh.yigit@intel.com \
    --cc=gaetan.rivet@6wind.com \
    --cc=olivier.matz@6wind.com \
    --cc=stable@dpdk.org \
    --cc=thomas@monjalon.net \
    --cc=viacheslavo@nvidia.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

patches for DPDK stable branches

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/stable/0 stable/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 stable stable/ https://inbox.dpdk.org/stable \
		stable@dpdk.org
	public-inbox-index stable

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.stable


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git