Thomas Zimmermann [off-list ref] writes:

Only build fb_logo.c if CONFIG_LOGO has been selected. Otherwise
provide empty implementations of the contained interfaces and avoid
using the exported variables.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

Ah! You are doing in this patch exactly what I mentioned in my previous
email :)

I would just squash this patch with #4, but up to you.

Acked-by: Javier Martinez Canillas <javierm@redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat