[PATCH v2 resend 2] drm/armada: Fix off-by-one error in armada_overlay_get_property()

[Javier Martinez Canillas]

Geert Uytterhoeven <geert+renesas at glider.be> writes:

> As ffs() returns one more than the index of the first bit set (zero
> means no bits set), the color key mode value is shifted one position too
> much.
>
> Fix this by using FIELD_GET() instead.
>
> Fixes: c96103b6c49ff9a8 ("drm/armada: move colorkey properties into overlay plane state")
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
> Reviewed-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>
> ---
> Compile-tested only.
>
> v2:
>   - Add Reviewed-by.
> ---

Pushed to drm-misc (drm-misc-next). Thanks!

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat