lib/simple_captcha/controller.rb in simple_captcha2-0.4.0 vs lib/simple_captcha/controller.rb in simple_captcha2-0.4.2

@@ -13,10 +13,10 @@
     #   flash[:notice] = "captcha did not match"
     #   redirect_to :action => "myaction"
     #  end
     def simple_captcha_valid?
       return true if SimpleCaptcha.always_pass
-      return @_simple_captcha_result unless @_simple_captcha_result.nil?
+      return @_simple_captcha_result unless !defined?(@_simple_captcha_result) || @_simple_captcha_result.nil?
 
       if params[:captcha]
         captcha_key = params[:captcha_key] || session[:captcha]
         data = SimpleCaptcha::Utils::simple_captcha_value(captcha_key)
         result = data == params[:captcha].delete(" ").upcase