tree c75ef06becb199d9aeaada1c3bd7b27c43fe64fb
parent c6df39b5ea6342323a42edfbeeca0a28c643d7ae
author Chris Wilson <chris@chris-wilson.co.uk> 1397855063 -0300
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1399273738 +0200

drm/i915: Validate BDB section before reading

Make sure that the whole BDB section is within the MMIO region prior to
accessing it contents. That we don't read outside of the secion is left
up to the individual section parsers.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Reviewed-by: Shobhit Kumar <shobhit.kumar@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>