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From: Ferruh Yigit <ferruh.yigit@amd.com>
To: Stephen Hemminger <stephen@networkplumber.org>,
	Joyce Kong <joyce.kong@arm.com>
Cc: "Jakub Grajciar" <jgrajcia@cisco.com>,
	"Morten Brørup" <mb@smartsharesystems.com>,
	"Ruifeng Wang" <ruifeng.wang@arm.com>,
	dev@dpdk.org, nd@arm.com, stable@dpdk.org,
	"Liangxing Wang" <liangxing.wang@arm.com>
Subject: Re: [PATCH v1] net/memif: fix segfault with Tx burst larger than 255
Date: Wed, 6 Dec 2023 19:17:27 +0000	[thread overview]
Message-ID: <3300a8c9-107f-4103-b735-a8b0c0bed906@amd.com> (raw)
In-Reply-To: <20231205103340.05563ee9@hermes.local>

On 12/5/2023 6:33 PM, Stephen Hemminger wrote:
> On Tue,  5 Dec 2023 04:05:24 +0000
> Joyce Kong <joyce.kong@arm.com> wrote:
> 
>> There will be a segfault when tx burst size is larger than
>> 256. This is because eth_memif_tx uses an index i which is
>> uint8_t to count transmitted nb_pkts. Extend i to uint16_t,
>> the same size as nb_pkts.
>>
>> Fixes: b5613c8f9d0a ("net/memif: add a Tx fast path")
>> Cc: stable@dpdk.org
>>
>> Reported-by: Liangxing Wang <liangxing.wang@arm.com>
>> Signed-off-by: Joyce Kong <joyce.kong@arm.com>
>> Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
>> ---
> 
> I wonder if other drivers have same bug?
> 
> Reviewed-by: Stephen Hemminger <stephen@networkplumber.org>
>

Acked-by: Ferruh Yigit <ferruh.yigit@amd.com>


Applied to dpdk-next-net/main, thanks.

      parent reply	other threads:[~2023-12-06 19:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-05  4:05 Joyce Kong
2023-12-05 18:33 ` Stephen Hemminger
2023-12-06  3:04   ` Joyce Kong
2023-12-06 19:17   ` Ferruh Yigit [this message]

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