linux-kernel - Re: [PATCH] char/moxa.c: fix endianess and multiple-card issues

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Date:	Sun, 20 Aug 2006 19:28:48 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Dirk Eibach <eibach@...ys.de>
Cc:	linux-kernel@...r.kernel.org, akpm@...l.org
Subject: Re: [PATCH] char/moxa.c: fix endianess and multiple-card issues

Ar Gwe, 2006-08-18 am 13:39 +0200, ysgrifennodd Dirk Eibach:
> From: Dirk Eibach <eibach@...ys.de>
> 
> While testing Moxa C218T/PCI on PowerPC 405EP I found that loading 
> firmware using the linux kernel driver fails because calculation of the 
> checksum is not endianess independent in the original code.

> Signed-off-by: Dirk Eibach <eibach@...ys.de>

Acked-by: Alan Cox <alan@...hat.com>

Checksum changes are clearly correct. Other changes is an improvement
but not I think enough to handle malicious firmware attacks. That said
such an attacker has CAP_SYS_RAWIO anyway so that part is irrelevant
except for neatness

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