From 783c78130182253fe296fb1e4117f4b900ad9dd0 Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Fri, 27 May 2011 10:39:46 +0200
Subject: [PATCH] Fix potential crash in address parsing code.

---
 src/detect-engine-address.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/detect-engine-address.c b/src/detect-engine-address.c
index dfa12842e9..70ff6bb34e 100644
--- a/src/detect-engine-address.c
+++ b/src/detect-engine-address.c
@@ -389,7 +389,7 @@ int DetectAddressInsert(DetectEngineCtx *de_ctx, DetectAddressHead *gh,
                         DetectAddress *new)
 {
     DetectAddress *head = NULL;
-    DetectPort *port = new->port;
+    DetectPort *port = NULL;
     DetectAddress *cur = NULL;
     DetectAddress *c = NULL;
     int r = 0;
@@ -397,6 +397,8 @@ int DetectAddressInsert(DetectEngineCtx *de_ctx, DetectAddressHead *gh,
     if (new == NULL)
         return 0;
 
+    port = new->port;
+
     BUG_ON(new->ip.family == 0 && !(new->flags & ADDRESS_FLAG_ANY));
 
     /* get our head ptr based on the address we want to insert */