-Do not access the Array out of bounds

-Check that there is a driver before asking
 to query a non existant

2 files changed, 2 insertions, 1 deletions

diff --git a/noncore/settings/networksettings2/opietooth2/OTGateway.cpp b/noncore/settings/networksettings2/opietooth2/OTGateway.cpp
index e8137dd..1b61a2e 100644
--- a/noncore/settings/networksettings2/opietooth2/OTGateway.cpp
+++ b/noncore/settings/networksettings2/opietooth2/OTGateway.cpp
@@ -100,96 +100,97 @@ void OTGateway::setRefreshTimer( int T ) {
 
       if( T == 0 ) 
         T = 4000;
       RefreshTimer = startTimer( T );
 }
 
 OTDevice * OTGateway::getOTDevice( ) {
       if( TheOTDevice == 0 ) {
         // load bluetooth device and check state
         TheOTDevice = new OTDevice( this );
         connect( TheOTDevice, 
                  SIGNAL( isEnabled( int, bool ) ),
                  this, 
                  SLOT( SLOT_Enabled( int, bool ) ) );
 
         connect( TheOTDevice, 
                  SIGNAL( error( const QString & ) ),
                  this, 
                  SLOT( SLOT_ShowError( const QString & ) ) );
       }
 
       return TheOTDevice;
 }
 
 // start bluetooth (if stopped)
 // return TRUE if started
 void OTGateway::SLOT_SetEnabled( bool Mode ) {
       if( Mode ) {
         SLOT_Enable();
         return;
       }
       SLOT_Disable();
 }
 
 void OTGateway::SLOT_Enable() {
       getOTDevice()->attach();
 }
 
 void OTGateway::SLOT_Disable() {
       getOTDevice()->detach();
 }
 
 bool OTGateway::needsEnabling() {
       return getOTDevice()->needsAttach();
 }
 
 bool OTGateway::isEnabled() {
       if( getOTDevice()->deviceNr() >= 0 &&
+          AllDrivers.count() != 0 &&
           driver( getOTDevice()->deviceNr() )->isUp() )
         return TRUE;
 
       // else check system
       return getOTDevice()->isAttached();
 }
 
 void OTGateway::SLOT_ShowError( const QString & S ) {
 
       odebug << S << oendl;
 
       if( ErrorConnectCount > 0 ) {
         // pass error
         emit error( QString( "<p>" ) + S + "</p>" );
         return;
       }
 
       QMessageBox::warning( 0,
           tr("OTGateway error"),
           S );
 }
 
 void OTGateway::connectNotify( const char * S ) {
       if( S && strcmp( S, "error(const QString&)" ) == 0 ) {
         ErrorConnectCount ++;
       }
 }
 
 void OTGateway::disconnectNotify( const char * S ) {
       if( S && strcmp( S, "error(const QString&)" ) == 0 ) {
         ErrorConnectCount --;
       }
 }
 
 void OTGateway::timerEvent( QTimerEvent * ) {
 
       OTDriver * D;
       unsigned int oldc = AllDrivers.count();
       bool old;
 
       AllDrivers.update();
 
       if( oldc != AllDrivers.count() ) {
         updateDrivers();
       } else {
         for( unsigned int i = 0;
              i < AllDrivers.count();
              i ++ ) {
diff --git a/noncore/settings/networksettings2/opietooth2/OTGateway.h b/noncore/settings/networksettings2/opietooth2/OTGateway.h
index d97ef35..11c6b30 100644
--- a/noncore/settings/networksettings2/opietooth2/OTGateway.h
+++ b/noncore/settings/networksettings2/opietooth2/OTGateway.h
@@ -44,97 +44,97 @@ public :
 };
 
 class OTPANConnection {
 
 public :
 
     OTPANConnection( const QString & Dev, const QString & CT ) {
       Device = Dev;
       ConnectedTo = CT;
     }
 
     QString Device;
     QString ConnectedTo;
 };
 
 
 class OTGateway : public QObject {
 
       Q_OBJECT
 
 public :
 
       // single instance
       static OTGateway * getOTGateway( void );
       static void releaseOTGateway( void );
       // convert device type as class to name for that class
       static const char * deviceTypeToName( int Cls );
 
       // open bluetooth system
       OTGateway( void );
       // close bluetooth system
       ~OTGateway( void );
 
       // get access to system device
       OTDevice * getOTDevice();
 
       // return true if this device needs enabling of bluetooth
       bool needsEnabling();
       // return true if system is running
       bool isEnabled();
       void setRefreshTimer( int MilleSecs );
       // return socket to HCI raw layer
       inline int getSocket()
         { return HciCtl; }
 
       OTDriverList & getDriverList()
         { return AllDrivers; }
       OTDriver * driver( int nr ) 
-        { return AllDrivers[nr]; }
+        { return AllDrivers.count() == 0 ? 0 : AllDrivers[nr]; }
       void updateDrivers();
 
       PANConnectionVector getPANConnections();
 
       // scan neighbourhood using device
       void scanNeighbourhood( OTDriver * D = 0 );
       void stopScanOfNeighbourhood(void );
       void setScanWith( OTDriver * D = 0 ) 
         { ScanWith = (D) ? D : 
             (AllDrivers.count() ) ? AllDrivers[0] : 0; }
       OTDriver * scanWith( void )
         { return ScanWith; }
 
       // get list of all detected peers
       inline const PeerVector & peers( void )
         { return AllPeers; }
       // ping peer to see if it is up
       bool isPeerUp( const OTDeviceAddress & PAddr,
                      int timeoutInSec = 1,
                      int timeoutInUSec = 0,
                      int retry = 1 );
       OTPeer * findPeer( const OTDeviceAddress & Addr );
       void removePeer( OTPeer * P );
       void addPeer( OTPeer * P );
 
       OTDriver * findDriver( const OTDeviceAddress & Addr );
 
       inline const LinkKeyArray & getLinkKeys() const
         { return AllKeys; }
       bool removeLinkKey( unsigned int index );
 
       // return device number if we are connected over any device
       // to the channel
       // else returns -1
       int connectedToRFCommChannel( const OTDeviceAddress & Addr, int channel );
       int getFreeRFCommDevice( void );
       // return 0 if properly released
       int releaseRFCommDevice( int DevNr );
 
 public slots :
 
       // start bluetooth system
       void SLOT_SetEnabled( bool );
       void SLOT_Enable();
       void SLOT_Disable();
 
       // show error
       void SLOT_ShowError( const QString & );