From: khizmax <khizmax@gmail.com>
Date: Fri, 29 Jul 2016 15:51:05 +0000 (+0300)
Subject: fixed potential buffer overflow
X-Git-Tag: v2.2.0~170
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=df51f37347c12f42f142dc23858d6bd3cb60c84c;p=libcds.git

fixed potential buffer overflow
---

diff --git a/cds/intrusive/mspriority_queue.h b/cds/intrusive/mspriority_queue.h
index 41fd5689..ba3db521 100644
--- a/cds/intrusive/mspriority_queue.h
+++ b/cds/intrusive/mspriority_queue.h
@@ -291,7 +291,12 @@ namespace cds { namespace intrusive {
             }
 
             counter_type i = m_ItemCounter.inc();
-            assert( i < m_Heap.capacity() );
+            if ( i >= m_Heap.capacity() ) {
+                // the heap is full
+                m_Lock.unlock();
+                m_Stat.onPushFailed();
+                return false;
+            }
 
             node& refNode = m_Heap[i];
             refNode.lock();