Fix crash when closing window in the middle of a race

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@12911 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/main.cpp

@@ -1545,6 +1545,9 @@ int main(int argc, char *argv[] )
         delete wiimote_manager;
 #endif
 
+    // If the window was closed in the middle of a race, remove players,
+    // so we don't crash later when StateManager tries to access input devices.
+    StateManager::get()->resetActivePlayers();
     if(input_manager) delete input_manager; // if early crash avoid delete NULL
 
     cleanSuperTuxKart();