mod_cgi is resetting physical.path *grr*

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-merge-1.4.x@990 152afb58-edef-0310-8abb-c4023f1b3aa9

src/mod_fastcgi.c

@@ -3425,9 +3425,7 @@ static handler_t fcgi_check_extension(server *srv, connection *con, void *p_d, i
 
 	fn = uri_path_handler ? con->uri.path : con->physical.path;
 
-	if (fn->used == 0) {
-		return HANDLER_ERROR;
-	}
+	if (buffer_is_empty(fn)) return HANDLER_GO_ON;
 	
 	s_len = fn->used - 1;