CVS commit by ossi: 

a read-only partition is a reason to make the kcm read-only as well


  M +1 -1      main.cpp   1.70


--- kdebase/kcontrol/kdm/main.cpp  #1.69:1.70
@@ -127,5 +127,5 @@ KDModule::KDModule(QWidget *parent, cons
 
   load();
-  if (getuid() != 0) {
+  if (getuid() != 0 || !config->checkConfigFilesWritable( true )) {
     appearance->makeReadOnly();
     font->makeReadOnly();