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Date: Tue, 13 Mar 2018 15:58:53 -0400
From: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To: Salvatore Mesoraca <s.mesoraca16@...il.com>, linux-kernel@...r.kernel.org
Cc: kernel-hardening@...ts.openwall.com, netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, Andrew Lunn <andrew@...n.ch>, Florian Fainelli <f.fainelli@...il.com>, Kees Cook <keescook@...omium.org>, Salvatore Mesoraca <s.mesoraca16@...il.com>
Subject: Re: [PATCH] net: dsa: drop some VLAs in switch.c

Hi Salvatore,

Salvatore Mesoraca <s.mesoraca16@...il.com> writes:

> dsa_switch's num_ports is currently fixed to DSA_MAX_PORTS. So we avoid
> 2 VLAs[1] by using DSA_MAX_PORTS instead of ds->num_ports.
>
> [1] https://lkml.org/lkml/2018/3/7/621
>
> Signed-off-by: Salvatore Mesoraca <s.mesoraca16@...il.com>

NAK.

We are in the process to remove hardcoded limits such as DSA_MAX_PORTS
and DSA_MAX_SWITCHES, so we have to stick with ds->num_ports.


Thanks,

        Vivien

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