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Commit d4c0158b authored by Sharvil Nanavati's avatar Sharvil Nanavati Committed by Matthew Xie
Browse files

Tear down PAN if we can't successfully complete a DHCP request 

after establishing a PANU connection.

http://b/13731957

Change-Id: I0c808d5196c66783b52942ba7b7212bdce9f1c07
parent c3868044

framework/java/android/bluetooth/BluetoothTetheringDataTracker.java

+8 −0
Original line number Diff line number Diff line
@@ -53,6 +53,9 @@ public class BluetoothTetheringDataTracker extends BaseNetworkStateTracker { 
    private static final boolean DBG = true;

    private static final boolean VDBG = true;



    // Event sent to the mBtdtHandler when DHCP fails so we can tear down the network.

    private static final int EVENT_NETWORK_FAILED = 1;



    private AtomicBoolean mTeardownRequested = new AtomicBoolean(false);

    private AtomicBoolean mPrivateDnsRouteSet = new AtomicBoolean(false);

    private AtomicInteger mDefaultGatewayAddr = new AtomicInteger(0);
@@ -315,6 +318,7 @@ public class BluetoothTetheringDataTracker extends BaseNetworkStateTracker { 
                    }

                    if (!success) {

                        Log.e(TAG, "DHCP request error:" + NetworkUtils.getDhcpError());

                        mBtdtHandler.obtainMessage(EVENT_NETWORK_FAILED).sendToTarget();

                        return;

                    }

                    mLinkProperties = dhcpResults.linkProperties;
@@ -407,6 +411,10 @@ public class BluetoothTetheringDataTracker extends BaseNetworkStateTracker { 
                    if (VDBG) Log.d(TAG, "got EVENT_NETWORK_DISCONNECTED, " + linkProperties);

                    mBtdt.stopReverseTether();

                    break;

                case EVENT_NETWORK_FAILED:

                    if (VDBG) Log.d(TAG, "got EVENT_NETWORK_FAILED");

                    mBtdt.teardown();

                    break;

            }

        }

    }