[automerger] Fix OOB access in Tremolo am: bc5c9c3a40 am: a709728a6f am: add22ecca3 am: 73dbe46cca am: aa028a5188 am: dd8b70395e am: 76d0dacbd6 am: 52bb122878 am: 1e9c733044
am: 5f8f606c1d

Change-Id: I445cfd2fdfb9971efd9457e19356fdc46ff725b7