linux-kernel - Re: [PATCH v2 3/6] esp_scsi: Grant disconnect privilege for untagged commands

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Date:   Mon, 15 Oct 2018 10:04:27 +1100 (AEDT)
From:   Finn Thain <fthain@...egraphics.com.au>
To:     Michael Schmitz <schmitzmic@...il.com>
cc:     Christoph Hellwig <hch@...radead.org>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Hannes Reinecke <hare@...e.de>, linux-scsi@...r.kernel.org,
        linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/6] esp_scsi: Grant disconnect privilege for untagged
 commands

On Mon, 15 Oct 2018, Michael Schmitz wrote:

> 
> Do we really need to make that distinction?
> 

esp_reconnect() dereferences lp, so !lp has to inhibit disconnection.

At least, that's my reading. I can't see any other reason for the lp 
conditional.

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