drm/i915/dsi: defend gpio table against out of bounds access

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commit 4db3a2448e upstream.

Do not blindly trust the VBT data used for indexing.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/cc32d40c2b47f2d2151811855ac2c3dabab1d57d.1454582914.git.jani.nikula@intel.com
(cherry picked from commit 5d2d0a12d3)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jani Nikula 2016-02-04 12:50:49 +02:00 • committed by Greg Kroah-Hartman

parent 2f1e7d5f8f

commit 7a35478f90

1 changed files with 6 additions and 0 deletions

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drivers/gpu/drm/i915/intel_dsi_panel_vbt.c

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