--- tomcat-connectors-1.2.28-src-orig\native\iis\jk_isapi_plugin.c	2009-03-19 11:52:06.000000000 -0400
+++ tomcat-connectors-1.2.28-src-orig\native\iis\jk_isapi_plugin.c	2009-08-04 15:30:56.348295000 -0400
@@ -2097,7 +2097,9 @@ 
 
     JK_ENTER_CS(&(init_cs), rc);
     if (!is_inited) {
-        return initialize_extension();
+        int rv = initialize_extension();
+        JK_LEAVE_CS(&(init_cs), rc);
+        return rv;
     }
     JK_LEAVE_CS(&(init_cs), rc);