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

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Message-ID: <53FFDB50.3060904@linaro.org>
Date:	Fri, 29 Aug 2014 09:45:52 +0800
From:	Alex Shi <alex.shi@...aro.org>
To:	Sudeep Holla <sudeep.holla@....com>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>
CC:	Pawel Moll <Pawel.Moll@....com>,
	"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 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!
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