Avoid nil access

ngiger · Sep 30, 2013 · cba7b8c · cba7b8c
1 parent 28666c7
commit cba7b8c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/view/additional_information.rb b/src/view/additional_information.rb
@@ -394,6 +394,7 @@ def patinfo(model, session=@session)
             old_link_format = {'pointer' => patinfo.pointer}
             href = @lookandfeel._event_url(:resolve, old_link_format)
           end
+          return nil unless model and klass
           link = klass.new(:square_patinfo, model, @session, self)
           link.href = href
           link.set_attribute('title', @lookandfeel.lookup(:patinfo))