CameraHal: Add error handling during frame callbacks

- ST can be abandoned by the client, so we
  need to handle this case inside 'handleFrameCallback'
  without crashing.
- 'freeBufferList()' should only release buffers
  associated with it.

Change-Id: Ib052aa6a6c2b5cb495d4e8bcc804cd3a3b87c95f
Signed-off-by: Emilian Peev <epeev@mm-sol.com>
Signed-off-by: Vladimir Petrov <vppetrov@mm-sol.com>
1 file changed