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Subject: Re: [PATCH 1/2] tpm/tpm_ppi: Do not compare strcmp(a,b) == -1
From: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
To: Joe Perches <joe@perches.com>
Cc: Peter =?ISO-8859-1?Q?H=FCwe?= <PeterHuewe@gmx.de>,
	Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
	Ashley Lai <ashley@ashleylai.com>,
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	Marcel Selhorst <tpmdd@selhorst.net>,
	tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org,
	Xiaoyan Zhang <xiaoyan.zhang@intel.com>,
	Gang Wei <gang.wei@intel.com>, stable@vger.kernel.org
Date: Thu, 31 Oct 2013 13:22:16 +0100
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Hi all!

On Mit, 2013-10-30 at 12:41 -0700, Joe Perches wrote:
[...]
> The arch/... assembly versions don't always
> return -1, 0, 1 so I don't think it's worth
> it to change all of those.

FWIW user-space strcmp() - e.g. as in
http://pubs.opengroup.org/onlinepubs/009695399/functions/strcmp.html but
also (glibcs) manual page- doesn't guarantee -1 or +1 either,

MfG,
	Bernd
-- 
Bernd Petrovitsch                  Email : bernd@petrovitsch.priv.at
                     LUGA : http://www.luga.at