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

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Message-ID: <alpine.LNX.1.10.0804251711400.6645@fbirervta.pbzchgretzou.qr>
Date:	Fri, 25 Apr 2008 17:12:27 +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 14:42, Peter Zijlstra wrote:
>
>Sure, but this was just to show the idiom at hand; an actual use case
>would be something like this:
>
>void bar(void)
>{
>	if (cond)
>		return foo();
>
>	/* do stuff ourselves */
>}
>
>Leaving out the return here does have side-effects.
>
Of course. You do not get that luxury in the middle of the function :^)
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