Tremolo: Add check for bad return value in decode_map

Test: poc in bug report
Test: atest android.mediav2.cts.CodecDecoderTest
Test: atest VtsHalMediaC2V1_0TargetAudioDecTest
Test: atest VorbisDecoderTest

Bug: 210625816

Change-Id: Ib1c25d524d8ca64d491212edb0625a6541ec6a3f
(cherry picked from commit 3b8b8e610f2309a125b01d97a20c890ad820153b)
1 file changed