From 4a12617401e5b8348fb4fc95001da6a5578a4ece Mon Sep 17 00:00:00 2001
From: shinnok <shinnok@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Tue, 21 Jun 2011 11:37:46 +0000
Subject: [PATCH] Initialize exclude_group with addrset_init() before use,
 otherwise you just end up freeing an invalid pointer if no exclude lists are
 added by then.

---
 nmap.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nmap.cc b/nmap.cc
index 875aea6e8..c26a718e1 100644
--- a/nmap.cc
+++ b/nmap.cc
@@ -1647,6 +1647,8 @@ int nmap_main(int argc, char *argv[]) {
       shortfry(ports.prots, ports.prot_count);
   }
 
+  addrset_init(&exclude_group);
+
   /* lets load our exclude list */
   if (excludefd != NULL) {
     load_exclude_file(&exclude_group, excludefd);