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Message-ID: <CAJHCu1Li=FWwxW2GdZGvm7RYbzkC5=dZRTu9tNukAMWMGwOCcw@mail.gmail.com>
Date: Mon, 12 Mar 2018 17:47:41 +0100
From: Salvatore Mesoraca <s.mesoraca16@...il.com>
To: David Miller <davem@...emloft.net>
Cc: linux-kernel@...r.kernel.org,
Kernel Hardening <kernel-hardening@...ts.openwall.com>, netdev@...r.kernel.org,
paulmck@...ux.vnet.ibm.com, rientjes@...gle.com, elena.reshetova@...el.com,
ishkamiel@...il.com, keescook@...omium.org
Subject: Re: [PATCH] net: llc: drop VLA in llc_sap_mcast()
2018-03-12 16:14 GMT+01:00 David Miller <davem@...emloft.net>:
> From: Salvatore Mesoraca <s.mesoraca16@...il.com>
> Date: Sun, 11 Mar 2018 22:12:04 +0100
>
>> Avoid a VLA[1] by using a real constant expression instead of a variable.
>> The compiler should be able to optimize the original code and avoid using
>> an actual VLA. Anyway this change is useful because it will avoid a false
>> positive with -Wvla, it might also help the compiler generating better
>> code.
>>
>> [1] https://lkml.org/lkml/2018/3/7/621
>>
>> Signed-off-by: Salvatore Mesoraca <s.mesoraca16@...il.com>
>
> Applied.
Thank you.
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