From: David Marchand <david.marchand@redhat.com>
To: Zhihong Wang <wangzhihong.wzh@bytedance.com>
Cc: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
"Honnappa Nagarahalli" <honnappa.nagarahalli@arm.com>,
dev <dev@dpdk.org>, "dpdk stable" <stable@dpdk.org>,
liangma@liangbit.com, "Morten Brørup" <mb@smartsharesystems.com>
Subject: Re: [PATCH] ring: fix overflow in memory size calcuation
Date: Sat, 5 Feb 2022 18:21:29 +0100 [thread overview]
Message-ID: <CAJFAV8yHSsXXOGUNqPyKke6h0-vf0xRGXO6cn2T49L6oS+HeDQ@mail.gmail.com> (raw)
In-Reply-To: <20211214033016.29927-1-wangzhihong.wzh@bytedance.com>
On Tue, Dec 14, 2021 at 4:30 AM Zhihong Wang
<wangzhihong.wzh@bytedance.com> wrote:
>
> Parameters count and esize are both unsigned int, and their product can
> legally exceed unsigned int and lead to runtime access violation.
>
> Fixes: cc4b218790f6 ("ring: support configurable element size")
> Cc: stable@dpdk.org
>
> Signed-off-by: Zhihong Wang <wangzhihong.wzh@bytedance.com>
Reviewed-by: Liang Ma <liangma@liangbit.com>
Reviewed-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Applied, thanks.
--
David Marchand
prev parent reply other threads:[~2022-02-05 17:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-14 3:30 Zhihong Wang
2021-12-15 8:01 ` Liang Ma
2021-12-15 8:32 ` Morten Brørup
2021-12-15 13:18 ` Ananyev, Konstantin
2022-02-05 17:21 ` David Marchand [this message]
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