linux-kernel - Re: [PATCH] video: fb_defio.c: local functions should not be exposed globally

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Date:	Thu, 10 May 2012 00:11:52 +0000
From:	Florian Tobias Schandinat <FlorianSchandinat@....de>
To:	H Hartley Sweeten <hartleys@...ionengravers.com>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>,
	linux-fbdev@...r.kernel.org
Subject: Re: [PATCH] video: fb_defio.c: local functions should not be exposed
 globally

On 05/03/2012 12:23 AM, H Hartley Sweeten wrote:
> Functions not referenced outside of a source file should be marked
> static to prevent them from being exposed globally.
> 
> Quiets the sparse warning:
> 
> warning: symbol 'fb_deferred_io_page' was not declared. Should it be static?
> 
> Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
> Cc: Jaya Kumar <jayalk@...works.biz>
> Cc: Florian Tobias Schandinat <FlorianSchandinat@....de>

Applied.


Thanks,

Florian Tobias Schandinat

> 
> ---
> 
> diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
> index 070f26f..1ddeb11 100644
> --- a/drivers/video/fb_defio.c
> +++ b/drivers/video/fb_defio.c
> @@ -23,7 +23,7 @@
>  #include <linux/rmap.h>
>  #include <linux/pagemap.h>
>  
> -struct page *fb_deferred_io_page(struct fb_info *info, unsigned long offs)
> +static struct page *fb_deferred_io_page(struct fb_info *info, unsigned long offs)
>  {
>  	void *screen_base = (void __force *) info->screen_base;
>  	struct page *page;
> 

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