[PATCH 6/9] drm/fb-helper: Allocate shadow buffer of surface height

[Noralf Trønnes]

Den 22.10.2021 15.28, skrev Thomas Zimmermann:
> Allocating a shadow buffer of the height of the buffer object does
> not support fbdev overallocation. Use surface height instead.
> 
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> ---

Reviewed-by: Noralf Trønnes <noralf at tronnes.org>