Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07

To: Joerg Schilling <schilling@fokus.fraunhofer.de>
Cc: scdbackup@gmx.net, cdwrite@other.debian.org
Subject: Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07
From: Matthias Andree <matthias.andree@gmx.de>
Date: Tue, 21 Feb 2006 10:38:36 +0100
Message-id: <[🔎] m3ek1xdpb7.fsf@merlin.emma.line.org>
In-reply-to: <[🔎] 43F9D1D3.nail4AL2JJHKM@burner> (Joerg Schilling's message of "Mon, 20 Feb 2006 15:27:31 +0100")
References: <[🔎] 43F5CD73.nail31P1K1W2W@burner> <[🔎] 20060217171603.D43E12E1A8@murphy.debian.org> <[🔎] 43F9D1D3.nail4AL2JJHKM@burner>

Joerg Schilling <schilling@fokus.fraunhofer.de> writes:

> The Linux security bug was that a novice programmer did allow to send
> SCSI commands via an fd that has been opened read only!
>
> The adequate bug fix would have been to require opening RW again.

Only to get your complaints about users being unable to do this and
that, change read speed and so on?

Besides that, the O_RDWR is insufficient to change device settings
(firmware, mode pages) and so on, so we can hardly assume that change
alone had made you happy.

-- 
Matthias Andree

Reply to:

Follow-Ups:
- Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07
  - From: Bill Davidsen <davidsen@tmr.com>

References:
- Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07
  - From: Joerg Schilling <schilling@fokus.fraunhofer.de>
- Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07
  - From: scdbackup@gmx.net
- Re: "logical unit communication failure" c2scan NEC ND-4550A 1.07
  - From: Joerg Schilling <schilling@fokus.fraunhofer.de>

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