linux-kernel - Re: [PATCH v2 0/2] block,scsi: fixup blk_get

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Message-ID: <x49wqc34psf.fsf@segfault.boston.devel.redhat.com>
Date:	Thu, 26 Jun 2014 12:08:16 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Jens Axboe <axboe@...nel.dk>,
	Joe Lawrence <joe.lawrence@...atus.com>
Cc:	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/2] block,scsi: fixup blk_get_request dead queue scenarios

Joe Lawrence <joe.lawrence@...atus.com> writes:

> v1->v2: incorporate Jeff's feedback in bsg_map_hdr() and Reviewed-by
>         tags.
>
> Joe Lawrence (2):
>   block,scsi: verify return pointer from blk_get_request
>   block,scsi: convert and handle ERR_PTR from blk_get_request

Jens,

Can you pick this series up?  It actually fixes a NULL pointer
dereference that can happen if (for example) a usb optical drive is
removed while an application is using it.

Thanks!
Jeff
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