linux-kernel - Re: [PATCH] sound/sound_core: Fix sparse warnings: returning void-valued expression and make 'soundcore

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Date:	Fri, 21 Nov 2008 08:43:26 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	"Hannes Eder" <hannes@...neseder.net>
Cc:	"Jaroslav Kysela" <perex@...ex.cz>, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] sound/sound_core: Fix sparse warnings: returning void-valued expression and make 'soundcore_open' static

At Thu, 20 Nov 2008 21:25:25 +0100,
Hannes Eder wrote:
> 
> Fix the following sparse warnings:
> 
> sound/sound_core.c:460:2: warning: returning void-valued expression
> sound/sound_core.c:477:2: warning: returning void-valued expression
> sound/sound_core.c:510:5: warning: symbol 'soundcore_open' was not
> declared. Should it be static?
> 
> Signed-off-by: Hannes Eder <hannes@...neseder.net>

Thanks, applied now.


Takashi

> ---
>  sound/sound_core.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/sound/sound_core.c b/sound/sound_core.c
> index a75b289..10ba421 100644
> --- a/sound/sound_core.c
> +++ b/sound/sound_core.c
> @@ -457,7 +457,7 @@ EXPORT_SYMBOL(unregister_sound_mixer);
> 
>  void unregister_sound_midi(int unit)
>  {
> -	return sound_remove_unit(&chains[2], unit);
> +	sound_remove_unit(&chains[2], unit);
>  }
> 
>  EXPORT_SYMBOL(unregister_sound_midi);
> @@ -474,7 +474,7 @@ EXPORT_SYMBOL(unregister_sound_midi);
> 
>  void unregister_sound_dsp(int unit)
>  {
> -	return sound_remove_unit(&chains[3], unit);
> +	sound_remove_unit(&chains[3], unit);
>  }
> 
> 
> @@ -507,7 +507,7 @@ static struct sound_unit *__look_for_unit(int
> chain, int unit)
>  	return NULL;
>  }
> 
> -int soundcore_open(struct inode *inode, struct file *file)
> +static int soundcore_open(struct inode *inode, struct file *file)
>  {
>  	int chain;
>  	int unit = iminor(inode);
> 
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