From 804da19a3680e9d234e7a9983a5ad671f94b5f58 Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Mon, 5 Oct 2009 15:18:34 +0200
Subject: [PATCH] Fix flowbits match being unable to deal with a packet without
 a flow.

---
 src/detect-flowbits.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/detect-flowbits.c b/src/detect-flowbits.c
index 6ce13ab755..24e88be153 100644
--- a/src/detect-flowbits.c
+++ b/src/detect-flowbits.c
@@ -70,25 +70,40 @@ error:
 
 
 static int DetectFlowbitMatchToggle (Packet *p, DetectFlowbitsData *fd) {
+    if (p->flow == NULL)
+        return 0;
+
     FlowBitToggle(p->flow,fd->idx);
     return 1;
 }
 
 static int DetectFlowbitMatchUnset (Packet *p, DetectFlowbitsData *fd) {
+    if (p->flow == NULL)
+        return 0;
+
     FlowBitUnset(p->flow,fd->idx);
     return 1;
 }
 
 static int DetectFlowbitMatchSet (Packet *p, DetectFlowbitsData *fd) {
+    if (p->flow == NULL)
+        return 0;
+
     FlowBitSet(p->flow,fd->idx);
     return 1;
 }
 
 static int DetectFlowbitMatchIsset (Packet *p, DetectFlowbitsData *fd) {
+    if (p->flow == NULL)
+        return 0;
+
     return FlowBitIsset(p->flow,fd->idx);
 }
 
 static int DetectFlowbitMatchIsnotset (Packet *p, DetectFlowbitsData *fd) {
+    if (p->flow == NULL)
+        return 0;
+
     return FlowBitIsnotset(p->flow,fd->idx);
 }