linux-kernel - Re: [PATCH] fix NULL-pointer dereference on scsi_run

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Date:	Wed, 08 Aug 2012 07:37:27 +0000
From:	Bart Van Assche <bvanassche@....org>
To:	Chanho Min <chanho0207@...il.com>
CC:	Mike Christie <michaelc@...wisc.edu>,
	James Bottomley <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jens Axboe <axboe@...nel.dk>, Tejun Heo <tj@...nel.org>
Subject: Re: [PATCH] fix NULL-pointer dereference on scsi_run_queue

On 08/08/12 03:42, Chanho Min wrote:
> Thank you for the explanation. It look correct. Let's check one more thing.
> What If __scsi_remove_device doesn't release device? : reference count
> is more than 2.
> So We lost starved_list but device is exist. Is there any issue about this?

As far as I can see that scenario will also be handled correctly by the
proposed patch.

Bart.

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