[PATCH] fb: Correctly implement CopyArea when using a window with depth 32 and 24bpp.

[Keith Packard]

Robert Ancell <robert.ancell at canonical.com> writes:

> When using the fb backend at 24bpp it allows a visual with 32 bit
> depth.

That's invalid -- depth must never be larger than bpp. Sounds like
something is busted, but this patch is not a correct fix.

-- 
keith.packard at intel.com
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