eve: output more unique flow_id

src/output-json.c

@@ -166,7 +166,8 @@ void CreateJSONFlowId(json_t *js, const Flow *f)
 {
     if (f == NULL)
         return;
-    json_object_set_new(js, "flow_id", json_integer(f->flow_hash));
+    int64_t flow_id = FlowGetId(f);
+    json_object_set_new(js, "flow_id", json_integer(flow_id));
 }
 
 json_t *CreateJSONHeader(const Packet *p, int direction_sensitive,