null check aFile otherwise we crash

2005-02-27 07:50:09 +00:00 · 2005-02-27 07:50:09 +00:00 · 165f587bb7
--- a/browser/components/preferences/preferences.xml
+++ b/browser/components/preferences/preferences.xml
@ -67,6 +67,8 @@
        <parameter name="aFile"/>
        <body>
        <![CDATA[
+          if (!aFile)
+            return "";
          var ios = Components.classes["@mozilla.org/network/io-service;1"]
                              .getService(Components.interfaces.nsIIOService);
          var fph = ios.getProtocolHandler("file")