linux-kernel - Re: [bug] ata subsystem related crash with latest -git

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Date:	Wed, 17 Oct 2007 21:08:21 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Jeff Garzik <jgarzik@...ox.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [bug] ata subsystem related crash with latest -git

On Wed, Oct 17 2007, Ingo Molnar wrote:
> 
> btw., i get the following build warning:
> 
> drivers/scsi/scsi_lib.c: In function 'scsi_free_sgtable':
> drivers/scsi/scsi_lib.c:708: warning: 'index' may be used uninitialized in this function
> drivers/scsi/scsi_lib.c:708: note: 'index' was declared here
> drivers/scsi/scsi_lib.c:708: warning: 'index' may be used uninitialized in this function
> drivers/scsi/scsi_lib.c:708: note: 'index' was declared here
> drivers/scsi/scsi_lib.c: In function 'scsi_alloc_sgtable':
> drivers/scsi/scsi_lib.c:708: warning: 'index' may be used uninitialized in this function
> drivers/scsi/scsi_lib.c:708: note: 'index' was declared here
> 
> not sure it matters.

Hmm, I don't see them here (gcc 4.2.1). Must be the BUG(), does it go
away if you add a index = -1 in the default: case? Just to be absolutely
sure...

-- 
Jens Axboe

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