linux-kernel - Re: [PATCH] fbcon: fix sparse warning about shadowing 'p' symbol

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Date:	Tue, 11 Dec 2007 16:57:00 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Marcin __lusarz <marcin.slusarz@...il.com>
Cc:	linux-kernel@...r.kernel.org, adaplas@...il.com
Subject: Re: [PATCH] fbcon: fix sparse warning about shadowing 'p' symbol

On Sun, 9 Dec 2007 22:34:33 +0100
Marcin __lusarz <marcin.slusarz@...il.com> wrote:

> fbcon: fix sparse warning about shadowing 'p' symbol
> 

Please always quote error messages and warnings in the changelog when
fixing them, thanks.

> ---
>  drivers/video/console/fbcon.c |   10 +++++-----
>  1 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
> index 0f32f4a..849e114 100644
> --- a/drivers/video/console/fbcon.c
> +++ b/drivers/video/console/fbcon.c
> @@ -2795,7 +2795,7 @@ static int fbcon_scrolldelta(struct vc_data *vc, int lines)
>  {
>  	struct fb_info *info = registered_fb[con2fb_map[fg_console]];
>  	struct fbcon_ops *ops = info->fbcon_par;
> -	struct display *p = &fb_display[fg_console];
> +	struct display *disp = &fb_display[fg_console];

We have a global symbol called "p"?  That would be bad.  Where is it?

(The patch is good anwyay - "p" is a poorly chosen identifier here).
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