Avoid crashing on no mouse driver

2 files changed, 4 insertions, 2 deletions

diff --git a/core/apps/calibrate/main.cpp b/core/apps/calibrate/main.cpp
index 1c295eb..ec9b5ec 100644
--- a/core/apps/calibrate/main.cpp
+++ b/core/apps/calibrate/main.cpp
@@ -12,35 +12,36 @@
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #include "calibrate.h"
 
 #include <qfile.h>
 #include <qpe/qpeapplication.h>
 
 #ifdef QWS
 #include <qwindowsystem_qws.h>
 #endif
 
 int main( int argc, char ** argv )
 {
     QPEApplication a( argc, argv );
     int retval = 0;
 
 #ifdef QWS
-    if ( QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
+    if ( QWSServer::mouseHandler() &&
+         QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
 #endif
 	// Make sure calibration widget starts on top.
 	Calibrate cal;
         a.setMainWidget(&cal);
 	a.showMainWidget(&cal);
 	return a.exec();
 #ifdef QWS
     }
 #endif
 }
diff --git a/core/opie-login/main.cpp b/core/opie-login/main.cpp
index 7dcb5f6..2103216 100644
--- a/core/opie-login/main.cpp
+++ b/core/opie-login/main.cpp
@@ -319,49 +319,50 @@ public:
 
 private:
   bool m_lcd_status;
 
   int m_backlight_bright;
   bool m_backlight_forcedoff;
 };
 
 
 namespace Opie { extern int force_appearance; }  // HACK to get around the force-style setting
 
 
 int login_main ( int argc, char **argv, pid_t ppid )
 {
 	QWSServer::setDesktopBackground( QImage() );
 	LoginApplication *app = new LoginApplication ( argc, argv, ppid );
 
 	Opie::force_appearance = 0;
 
 	app-> setFont ( QFont ( "Helvetica", 10 ));
 	app-> setStyle ( new QPEStyle ( ));
 
 	ODevice::inst ( )-> setSoftSuspend ( true );
 
-	if ( QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
+	if ( QWSServer::mouseHandler() &&
+             QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
 		if ( !QFile::exists ( "/etc/pointercal" )) {
 			// Make sure calibration widget starts on top.
 			Calibrate *cal = new Calibrate;
 			cal-> exec ( );
 			delete cal;
 		}
 	}
 
 	LoginScreenSaver *saver = new LoginScreenSaver;
 
 	saver-> setIntervals ( );
 	QWSServer::setScreenSaver ( saver );
 	saver-> restore ( );
 
 
 	LoginWindowImpl *lw = new LoginWindowImpl ( );
 	app-> setMainWidget ( lw );
 	lw-> setGeometry ( 0, 0, app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
 	lw-> show ( );
 
 	int rc = app-> exec ( );
 
 	ODevice::inst ( )-> setSoftSuspend ( false );