frontend/nine: Fix buffer tracking out of bounds
Fixes a crash in a ffxi trace, which draws out of bounds. This was previously resulting in trying to fill a buffer resource not big enough. cc: mesa-stable Fixes: 380c2bf8 ("st/nine: Optimize dynamic systemmem buffers") Signed-off-by:Axel Davy <davyaxel0@gmail.com> Acked-by:
David Heidelberg <david.heidelberg@collabora.com> Part-of: <mesa/mesa!18021>