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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-04-09 17:40:53 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-06-07 20:41:27 +0300 |
| commit | 7f668346e70fcf1b7b56a9c31fba5070d210995b (patch) | |
| tree | 49063bf2a55232a614d86fba8dd8b65444fa138a /drivers/gpu/drm/i915/intel_sdvo.c | |
| parent | 700bbf83eabd26f918a783f69ed2a85fcb28bf7f (diff) | |
| download | lwn-7f668346e70fcf1b7b56a9c31fba5070d210995b.tar.gz lwn-7f668346e70fcf1b7b56a9c31fba5070d210995b.zip | |
drm/i915/sdvo: Don't write stack garbage into the hbuf
Pass the length returned by hdmi_infoframe_pack_only() to
intel_sdvo_write_infoframe() so that we don't end up writing
stack garbage into the hbuf.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190409144054.24561-7-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 1c8ad680813c..6d78fd165642 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1106,7 +1106,7 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo, return intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_AVI_IF, SDVO_HBUF_TX_VSYNC, - sdvo_data, sizeof(sdvo_data)); + sdvo_data, len); } static void intel_sdvo_get_avi_infoframe(struct intel_sdvo *intel_sdvo, |