netdev - Re: [PATCH net] ibmveth: Fix max MTU limit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 18 Jun 2020 15:51:48 -0500
From:   Thomas Falcon <tlfalcon@...ux.ibm.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH net] ibmveth: Fix max MTU limit


On 6/18/20 10:57 AM, Jakub Kicinski wrote:
> On Thu, 18 Jun 2020 10:43:46 -0500 Thomas Falcon wrote:
>> The max MTU limit defined for ibmveth is not accounting for
>> virtual ethernet buffer overhead, which is twenty-two additional
>> bytes set aside for the ethernet header and eight additional bytes
>> of an opaque handle reserved for use by the hypervisor. Update the
>> max MTU to reflect this overhead.
>>
>> Signed-off-by: Thomas Falcon <tlfalcon@...ux.ibm.com>
> How about
>
> Fixes: d894be57ca92 ("ethernet: use net core MTU range checking in more drivers")
> Fixes: 110447f8269a ("ethernet: fix min/max MTU typos")
>
> ?

Thanks, do you need me to send a v2 with those tags?

Tom