From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andreas Schwab <schwab@linux-m68k.org>
Date: Tue, 27 Dec 2022 14:03:54 +0100
Subject: [PATCH 1/1] platform: generic: allwinner: avoid buffer overrun
In-Reply-To: <CAEUhbmUbaAYp-dcEYF845XX66ZGFLPkNuJMp2xpkpPLNZ3o4MQ@mail.gmail.com>
	(Bin Meng's message of "Tue, 27 Dec 2022 20:07:40 +0800")
References: <20221227110129.145976-1-heinrich.schuchardt@canonical.com>
	<CAEUhbmX9u1Fpy-ZQP=Gyp=-jwc5OzRM7XziCkydLcsQqYBivKg@mail.gmail.com>
	<374eb91d-e580-3583-accf-0d0e3a3687ea@canonical.com>
	<CAEUhbmUbaAYp-dcEYF845XX66ZGFLPkNuJMp2xpkpPLNZ3o4MQ@mail.gmail.com>
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On Dez 27 2022, Bin Meng wrote:

> Changing the array size to PLIC_SOURCES + 1 does not make sense. The
> PLIC_SOURCES should be 176 which is correct as it includes source 0 on
> the Allwinner SoC. The "riscv,ndev" [1] should not be 176 otherwise it
> will create a buffer overrun.

The range check will always allow that overrrun.

-- 
Andreas Schwab, schwab at linux-m68k.org
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