Improve error handling for Model::finish().

- finish() fails if Model is in invalid state.
- If finish() fails put Model in invalid state.

Test: nn/runtime/test

Change-Id: I9bf16a332505136d67d371ba5d55f56b7c3cce53
3 files changed
tree: 50bdbc10797d182feddd6e0b05dc43726967a9f2
  1. nn/
  2. Android.bp