[automerger] Fix OOB access in Tremolo am: bc5c9c3a40 am: a709728a6f am: add22ecca3 am: 73dbe46cca am: aa028a5188 am: dd8b70395e
am: 76d0dacbd6

Change-Id: I2c90bd44cfe9e1cbb7b1056a262e59864681778e