DPDK patches and discussions
 help / color / mirror / Atom feed
From: "Xia, Chenbo" <chenbo.xia@intel.com>
To: "Ma, WenwuX" <wenwux.ma@intel.com>,
	"maxime.coquelin@redhat.com" <maxime.coquelin@redhat.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Cc: "Hu, Jiayu" <jiayu.hu@intel.com>,
	"Wang, Yinan" <yinan.wang@intel.com>,
	"He, Xingguang" <xingguang.he@intel.com>,
	"Ling, WeiX" <weix.ling@intel.com>,
	 "Wang, YuanX" <yuanx.wang@intel.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH] examples/vhost: fix use after free
Date: Thu, 22 Sep 2022 13:46:35 +0000	[thread overview]
Message-ID: <SN6PR11MB3504ACA91CDF815AF8D7E0909C4E9@SN6PR11MB3504.namprd11.prod.outlook.com> (raw)
In-Reply-To: <SN6PR11MB3504FFBCE8DBF01F3DAC441C9C8B9@SN6PR11MB3504.namprd11.prod.outlook.com>

> -----Original Message-----
> From: Xia, Chenbo <chenbo.xia@intel.com>
> Sent: Friday, July 15, 2022 1:55 PM
> To: Ma, WenwuX <wenwux.ma@intel.com>; maxime.coquelin@redhat.com;
> dev@dpdk.org
> Cc: Hu, Jiayu <jiayu.hu@intel.com>; Wang, Yinan <yinan.wang@intel.com>; He,
> Xingguang <xingguang.he@intel.com>; Ling, WeiX <weix.ling@intel.com>; Wang,
> YuanX <yuanx.wang@intel.com>; stable@dpdk.org
> Subject: RE: [PATCH] examples/vhost: fix use after free
> 
> > -----Original Message-----
> > From: Ma, WenwuX <wenwux.ma@intel.com>
> > Sent: Thursday, July 14, 2022 1:11 PM
> > To: maxime.coquelin@redhat.com; Xia, Chenbo <chenbo.xia@intel.com>;
> > dev@dpdk.org
> > Cc: Hu, Jiayu <jiayu.hu@intel.com>; Wang, Yinan <yinan.wang@intel.com>;
> He,
> > Xingguang <xingguang.he@intel.com>; Ling, WeiX <weix.ling@intel.com>;
> Wang,
> > YuanX <yuanx.wang@intel.com>; Ma, WenwuX <wenwux.ma@intel.com>;
> > stable@dpdk.org
> > Subject: [PATCH] examples/vhost: fix use after free
> >
> > In async_enqueue_pkts(), the failed pkts will
> > be freed before return, but, the failed pkts may be
> > retried later, it will cause use after free. So,
> > we free the failed pkts after retry.
> >
> > Fixes: 1907ce4baec3 ("examples/vhost: fix retry logic on Rx path")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Wenwu Ma <wenwux.ma@intel.com>
> > ---
> >  examples/vhost/main.c | 19 ++++++++++++-------
> >  1 file changed, 12 insertions(+), 7 deletions(-)
> >
> 

Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>


  reply	other threads:[~2022-09-22 13:46 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-14  5:11 Wenwu Ma
2022-07-14  7:55 ` Ling, WeiX
2022-07-15  5:54 ` Xia, Chenbo
2022-09-22 13:46   ` Xia, Chenbo [this message]
2022-09-29  8:40     ` Xia, Chenbo

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=SN6PR11MB3504ACA91CDF815AF8D7E0909C4E9@SN6PR11MB3504.namprd11.prod.outlook.com \
    --to=chenbo.xia@intel.com \
    --cc=dev@dpdk.org \
    --cc=jiayu.hu@intel.com \
    --cc=maxime.coquelin@redhat.com \
    --cc=stable@dpdk.org \
    --cc=weix.ling@intel.com \
    --cc=wenwux.ma@intel.com \
    --cc=xingguang.he@intel.com \
    --cc=yinan.wang@intel.com \
    --cc=yuanx.wang@intel.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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).