eve/alert: add comment about string format

diff --git a/src/output-json-alert.c b/src/output-json-alert.c
index 9a8923cc5f690416b76ff89da8ed46e7983109bd..2705933998a891c44f711806f9a284ed31561ceb 100644 (file)
--- a/src/output-json-alert.c
+++ b/src/output-json-alert.c
@@ -257,6 +257,8 @@ void AlertJsonHeader(const Packet *p, const PacketAlert *pa, SCJsonBuilder *js,
         SCJbOpenObject(js, "context");
         const struct PacketContextData *json_info = pa->json_info;
         while (json_info) {
+            /* The string is valid json as it is validated by JANSSON
+               during parsing and included later via a format string */
             SCJbSetFormatted(js, json_info->json_string);
             json_info = json_info->next;
         }