linux-kernel - Re: [PATCH 06/12] block/swim: Fix array bounds check

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Message-ID: <alpine.LNX.2.21.1804101102420.8@nippy.intranet>
Date:   Tue, 10 Apr 2018 11:10:10 +1000 (AEST)
From:   Finn Thain <fthain@...egraphics.com.au>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
cc:     Laurent Vivier <lvivier@...hat.com>, Jens Axboe <axboe@...nel.dk>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 06/12] block/swim: Fix array bounds check

On Mon, 9 Apr 2018, Geert Uytterhoeven wrote:

> Looks like amiflop.c:find_floppy() needs a check, too?
> 

AFAICS there is no array index bug in floppy_find() in amiflop.c. 
The 'unit' array's size is FD_MAX_UNITS which is defined as 4 in 
include/linux/amifd.h, and the array index is drive = *part & 3.

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