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From: Johannes Weiner <hannes@saeurebad.de>
To: kernel-janitors@vger.kernel.org
Subject: Re: How to fix warning 'control reaches end of non-void function'
Date: Tue, 29 Jul 2008 20:51:03 +0000	[thread overview]
Message-ID: <87fxpsct3c.fsf@saeurebad.de> (raw)
In-Reply-To: <20080729191738.GA32506@orion>

Hi,

Alexander Beregalov <a.beregalov@gmail.com> writes:

> Hi
>
> What is it a right way to fix these warnings?
>
> smth function()
> {
> 	switch (var) {
> 	case one:
> 		return 1;
> 	default:
> 		BUG();
> 	}
> }
>
> warning: control reaches end of non-void function

Uhm, make sure there is always a value returned...?  You don't do that
when var is not one.

	Hannes

  parent reply	other threads:[~2008-07-29 20:51 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-29 19:17 How to fix warning 'control reaches end of non-void function' Alexander Beregalov
2008-07-29 20:48 ` Daniel Baluta
2008-07-29 20:51 ` Johannes Weiner [this message]
2008-07-29 21:02 ` Marcin Slusarz
2008-07-29 21:20 ` Johannes Weiner
2008-07-29 22:38 ` Rene Herman
2008-07-29 23:15 ` Jacob
2008-07-29 23:27 ` Alexander Beregalov
2008-07-30  8:34 ` Sandeep K Sinha
2008-07-30 12:40 ` Hugo Vasconcelos Saldanha
2008-07-30 15:57 ` walter harms

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