# Re: \[PATCH 2/2\] fb: fix atyfb unused data warnings

- From: Jean-Christophe PLAGNIOL-VILLARD \<hidden\>
- Date: 2013-06-24 14:51:34 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2013/06/4071926
- Thread: https://ratatoskr.run/linux-fbdev/2013/06/4069878/t.md

```text
On 19:39 Wed 19 Jun     , Randy Dunlap wrote:
> From: Randy Dunlap <rdunlap@infradead.org>
> 
> Fix compiler warnings of data defined but not used.  They are only used
> with certain kconfig settings.
> 
> drivers/video/aty/atyfb_base.c:534:13: warning: 'ram_dram' defined but not used [-Wunused-variable]
> drivers/video/aty/atyfb_base.c:535:13: warning: 'ram_resv' defined but not used [-Wunused-variable]
> 
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> Cc:	Paul Mackerras <redacted>
> Cc:	Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc:	<redacted>
> Cc:	Jean-Christophe Plagniol-Villard <redacted>
> Cc:	Tomi Valkeinen <redacted>
> ---
>  drivers/video/aty/atyfb_base.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> --- linux-next-20130619.orig/drivers/video/aty/atyfb_base.c
> +++ linux-next-20130619/drivers/video/aty/atyfb_base.c
> @@ -531,8 +531,10 @@ static int correct_chipset(struct atyfb_
>  	return 0;
>  }
>  
> +#if defined(CONFIG_FB_ATY_GX) || defined(CONFIG_FB_ATY_CT)
>  static char ram_dram[] = "DRAM";
>  static char ram_resv[] = "RESV";
use __maybe_unused macro instead of the ifdef
> +#endif
>  #ifdef CONFIG_FB_ATY_GX
>  static char ram_vram[] = "VRAM";
>  #endif /* CONFIG_FB_ATY_GX */
> --
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```