Fix a tethering crash when a 464xlat upstream disconnects.

When a 464xlat upstream disconnects, onLinkPropertiesChanged is
called after onLost. This breaks an UpstreamNetworkMonitor
assumption that no callback will ever arrive after onLost.

Bug: 173068192
Fix: 185117377
Test: new unit test
Change-Id: I4ff1eca6d5ed1680ff716c71b683891c8a0e5a77
2 files changed
tree: cc461c0503cb6d166b0ce42e65997d7e770b0869
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING