tree 58f257130f9cbc2e94694c79f799a1771821b2e0
parent dfb12d728a8f166b0eaf65bcaba63070166d6891
author Cheney Ni <cheneyni@google.com> 1566572719 +0800
committer Cheney Ni <cheneyni@google.com> 1566887640 +0800

AdapterService: Check the PIN code length before using

The length is assigned by the framework. We should be better to check
again before using, and dropped any unexcepted input.

Bug: 139287605
Test: PoC, atest -t BluetoothInstrumentationTests:com.android.bluetooth.btservice
Change-Id: Ie2dd01e0b192e7ed1fe4b464618ddfa415dbf15c