Add synchroniztaion to prevent concurrent modification exception

Fix unsynchronized concurrent use.

Bug: 141503388
Test: atest com.android.server.wifi.HalDeviceManagerTest
Change-Id: Ibe3ffccfca4d175e3f6eb57b202ae0d76d5f33ef
1 file changed
tree: 02d305d69da88ca6a54ece33bbc1f80006437a8c
  1. service/
  2. PREUPLOAD.cfg