linux-kernel - Re: [PATCH 1/2] tpm/tpm_ppi: Do not compare strcmp(a,b) == -1

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Date:	Thu, 31 Oct 2013 13:22:16 +0100
From:	Bernd Petrovitsch <bernd@...rovitsch.priv.at>
To:	Joe Perches <joe@...ches.com>
Cc:	Peter Hüwe <PeterHuewe@....de>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Ashley Lai <ashley@...leylai.com>,
	Rajiv Andrade <mail@...jiv.net>,
	Marcel Selhorst <tpmdd@...horst.net>,
	tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	Xiaoyan Zhang <xiaoyan.zhang@...el.com>,
	Gang Wei <gang.wei@...el.com>, stable@...r.kernel.org
Subject: Re: [PATCH 1/2] tpm/tpm_ppi: Do not compare strcmp(a,b) == -1

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@...rovitsch.priv.at
                     LUGA : http://www.luga.at

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