linux-kernel - Re: [PATCH] vexpress/spc: fix a build warning on array bounds

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Date:	Thu, 28 Aug 2014 21:00:59 -0700
From:	Pawel Moll <pawel.moll@....com>
To:	Alex Shi <alex.shi@...aro.org>, arm@...nel.org
Cc:	Sudeep Holla <Sudeep.Holla@....com>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"nico@...aro.org" <nico@...aro.org>,
	"viresh.kumar@...aro.org" <viresh.kumar@...aro.org>,
	"rafael.j.wysocki@...el.com" <rafael.j.wysocki@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mark.brown@...aro.org" <mark.brown@...aro.org>,
	"tixy@...aro.org" <tixy@...aro.org>
Subject: Re: [PATCH] vexpress/spc: fix a build warning on array bounds

On pią, 2014-08-29 at 02:45 +0100, Alex Shi wrote:
> On 07/16/2014 07:28 PM, Sudeep Holla wrote:
> > 
> > 
> > On 16/07/14 12:21, Alex Shi wrote:
> >> With ARCH_VEXPRESS_SPC option, kernel build has the following
> >> warning:
> >>
> >> arch/arm/mach-vexpress/spc.c: In function ‘ve_spc_clk_init’:
> >> arch/arm/mach-vexpress/spc.c:431:38: warning: array subscript is below
> >> array bounds [-Warray-bounds]
> >>    struct ve_spc_opp *opps = info->opps[cluster];
> >>                                        ^
> >> since 'cluster' maybe '-1' in UP system. This patch does a active
> >> checking to fix this issue.
> >>
> > 
> > Good catch, looks fine to me.
> > 
> > Acked-by: Sudeep Holla <sudeep.holla@....com>
> 
> Anyone like to pick up this build warning fix? Or comments are appreciated!

My fault, sorry, forgot about it...

Acked-by: Pawel Moll <pawel.moll@....com>

Arnd, Olof, could you please queue it as a fix? Happy to push a branch
if you wish.

Thanks!

Pawel


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