Files
linux/drivers/gpu/drm/amd/display
Harry Wentland c10bab89a1 drm/amd/display: Avoid reading audio pattern past AUDIO_CHANNELS_COUNT
commit 3dfe85fa87 upstream.

A faulty receiver might report an erroneous channel count. We
should guard against reading beyond AUDIO_CHANNELS_COUNT as
that would overflow the dpcd_pattern_period array.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-12 12:30:03 +02:00
..