drm/i915: Validate BDB section before reading

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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>

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Chris Wilson 2014-04-18 18:04:23 -03:00 • committed by Daniel Vetter

parent c6df39b5ea

commit d1f13fd261

1 changed files with 7 additions and 1 deletions

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drivers/gpu/drm/i915/intel_bios.c

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