linux-kernel - Re: [PATCH] sched: add statics, don't return void expressions

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Date:	Fri, 25 Apr 2008 14:32:06 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
cc:	Harvey Harrison <harvey.harrison@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched: add statics, don't return void expressions


On Friday 2008-04-25 14:17, Peter Zijlstra wrote:
>On Thu, 2008-04-24 at 18:17 -0700, Harvey Harrison wrote:
>> Noticed by sparse:
>> kernel/sched.c:760:20: warning: symbol 'sched_feat_names' was not declared. Should it be static?
>> kernel/sched.c:767:5: warning: symbol 'sched_feat_open' was not declared. Should it be static?
>> kernel/sched_fair.c:845:3: warning: returning void-valued expression
>> kernel/sched.c:4386:3: warning: returning void-valued expression
>
>I'm still of two minds about that latter warning, I think:
>
>void foo(void);
>
>void bar(void)
>{
>	return foo();
>}
>
>isn't wrong, as the return types match.

But you could save a keyword and use

void bar(void)
{
	foo();
}

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