From 21777aec41ec829181e9cea50ebf88d8cb47630c Mon Sep 17 00:00:00 2001
From: Felipe Zimmerle <felipe@zimmerle.org>
Date: Thu, 16 Jun 2016 13:31:31 -0300
Subject: [PATCH] Fix invalid memory read in msc_tree

---
 src/utils/msc_tree.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/utils/msc_tree.cc b/src/utils/msc_tree.cc
index 8a25894b..4e22a3c9 100644
--- a/src/utils/msc_tree.cc
+++ b/src/utils/msc_tree.cc
@@ -107,7 +107,7 @@ TreePrefix *CPTCreatePrefix(unsigned char *ipdata, unsigned int ip_bitmask,
         unsigned char netmask)  {
 
     TreePrefix *prefix = NULL;
-    int bytes = ip_bitmask/8;
+    int bytes = ip_bitmask;
 
     if ((ip_bitmask % 8 != 0) || (ipdata == NULL)) {
         return NULL;
@@ -759,7 +759,6 @@ TreeNode *CPTFindElement(unsigned char *ipdata, unsigned int ip_bitmask, CPTTree
                 return node;
             }
         }
-
         if ((node->prefix->buffer[bytes] & mask) == (temp_data[bytes] & mask)) {
             if (TreePrefixNetmask(node->prefix, ip_bitmask, TRUE)) {
                 //if (msr && msr->txcfg->debuglog_level >= 9) {