per flow stat bug fix (counting everything twice)

1 files changed, 1 insertions, 0 deletions

diff --git a/src/flow_stat.h b/src/flow_stat.h
index 4ea59a2c..eed3b797 100644
--- a/src/flow_stat.h
+++ b/src/flow_stat.h
@@ -138,6 +138,7 @@ class CFlowStatUserIdMap {
  public:
     CFlowStatUserIdMap();
     friend std::ostream& operator<<(std::ostream& os, const CFlowStatUserIdMap& cf);
+    bool is_empty() {return (m_map.empty() == true);};
     uint16_t get_hw_id(uint32_t user_id);
     class CFlowStatUserIdInfo * find_user_id(uint32_t user_id);
     class CFlowStatUserIdInfo * add_user_id(uint32_t user_id, uint8_t proto);