audio_route: fix crash with unsupported control types

Check if control type is supported before accessing xxx_value
fields in mixer_state structure.

Also remove unused parameter warning.

Change-Id: I9005d4760e55f0798d576bd4507700e198900311
1 file changed
tree: c441798b537a4947b179628bcd0a9340e43cbacd
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. CleanSpec.mk