--- openMotif-2.2.3/clients/mwm/WmXSMP.c.1193	2005-02-28 14:58:53.168896287 +0100
+++ openMotif-2.2.3/clients/mwm/WmXSMP.c	2005-02-28 15:00:02.460388707 +0100
@@ -446,10 +446,14 @@
 static void
 freeNewRestartCmd(char **restartCmd)
 {
-    while (*restartCmd != (char *)NULL)
-	XtFree(*(restartCmd++));
+    if(restartCmd)
+    {
+        char **tmp = restartCmd;
+	while (*restartCmd != (char *)NULL)
+	    XtFree(*(restartCmd++));
 
-    XtFree((char *)restartCmd);
+	XtFree((char *)restartCmd);
+    }
 }
 
 #endif /* ! WSM */