From: Thomas Monjalon <thomas@monjalon.net>
To: Anatoly Burakov <anatoly.burakov@intel.com>
Cc: dev@dpdk.org, "Tan, Jianfeng" <jianfeng.tan@intel.com>
Subject: Re: [dpdk-dev] [PATCH 1/2] eal/ipc: fix use-after-free in synchronous requests
Date: Tue, 17 Apr 2018 01:19:35 +0200 [thread overview]
Message-ID: <2082606.hxpljrm1bS@xps> (raw)
In-Reply-To: <e7be6224-df9d-1715-6d4c-a40c630fac4a@intel.com>
13/04/2018 17:33, Tan, Jianfeng:
>
> On 4/13/2018 7:54 PM, Anatoly Burakov wrote:
> > Previously, we were adding synchronous requests to request list, we
> > were doing it after checking if request existed. However, we only
> > removed the request from the request list if we have succeeded in
> > sending the request. In case of failed request send, we left an
> > invalid pointer in the request list.
> >
> > Fix this by only adding request to the list once we succeed in
> > sending it.
> >
> > Fixes: 783b6e54971d ("eal: add synchronous multi-process communication")
> > Cc: jianfeng.tan@intel.com
> >
> > Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
>
> Nice catch.
>
> Acked-by: Jianfeng Tan <jianfeng.tan@intel.com>
Series applied, thanks
prev parent reply other threads:[~2018-04-16 23:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-13 11:54 Anatoly Burakov
2018-04-13 11:55 ` [dpdk-dev] [PATCH 2/2] eal/ipc: fix use-after-free in asynchronous requests Anatoly Burakov
2018-04-13 15:34 ` Tan, Jianfeng
2018-04-13 15:33 ` [dpdk-dev] [PATCH 1/2] eal/ipc: fix use-after-free in synchronous requests Tan, Jianfeng
2018-04-16 23:19 ` Thomas Monjalon [this message]
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