detect/iponly: update SigNumArray comment

(cherry picked from commit 860daceb04301850bc059e73c7344cb843248bf9)

diff --git a/src/detect-engine-iponly.c b/src/detect-engine-iponly.c
index 96921fd47ea9b361a854d88d6221b1c25a9aa918..fb687cbfed44731cffb46fdfb3e3d41cc4bf8975 100644 (file)
--- a/src/detect-engine-iponly.c
+++ b/src/detect-engine-iponly.c
@@ -488,11 +488,9 @@ static void IPOnlyCIDRListPrint(IPOnlyCIDRItem *tmphead)
 }
 #endif
 
-/**
- * SigNumArray is a bit array representing signatures
- * it can be used linked to src/dst address to indicate
- * which signatures apply to this addres
- * at IP Only we store SigNumArrays at the radix trees
+/** \brief user data for storing signature id's in the radix tree
+ *
+ *  Bit array representing signature internal id's (Signature::num).
  */
 typedef struct SigNumArray_ {
     uint8_t *array; /* bit array of sig nums */