From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Pass the length returned by intel_sdvo_read_infoframe() to
hdmi_infoframe_unpack() so that we don't try to unpack any
leftover stack garbage.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_sdvo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c 
b/drivers/gpu/drm/i915/intel_sdvo.c
index 1e0102f1710f..4e701c8f8971 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1128,7 +1128,7 @@ static void intel_sdvo_get_avi_infoframe(struct 
intel_sdvo *intel_sdvo,
        crtc_state->infoframes.enable |=
                intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI);
 
-       ret = hdmi_infoframe_unpack(frame, sdvo_data, sizeof(sdvo_data));
+       ret = hdmi_infoframe_unpack(frame, sdvo_data, len);
        if (ret) {
                DRM_DEBUG_KMS("Failed to unpack AVI infoframe\n");
                return;
-- 
2.21.0

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