fix a race in SF buffer management

also remove some unused code.

Change-Id: Iae2c3309b7a08055f3e13a5b866c5c084993e352
1 file changed
tree: f9b24515784310f4055f3a9cc3e2eec071a9b778
  1. camera/
  2. cmds/
  3. include/
  4. media/
  5. services/