HAL sndmonitor: Improve cleanup on error and deinit
am: a54534423a

Change-Id: Ib578580a987ba6b7b40bebe5f4d83e6f960c946a
tree: c8436ebc0431743e03f5cd10403ca1bf561237ab
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk