Index: ext/libicpf/src/circ_buffer.cpp
===================================================================
diff -u -N -r0841fb30dd4ee427a75fe6b10d2a5b15ac384966 -r2d8768b58e87cc42faa38ff54e615e69db27ffd9
--- ext/libicpf/src/circ_buffer.cpp	(.../circ_buffer.cpp)	(revision 0841fb30dd4ee427a75fe6b10d2a5b15ac384966)
+++ ext/libicpf/src/circ_buffer.cpp	(.../circ_buffer.cpp)	(revision 2d8768b58e87cc42faa38ff54e615e69db27ffd9)
@@ -108,12 +108,13 @@
 
 void circular_buffer::push_data(const byte_t* pbyBuffer, size_t tCount)
 {
-	assert(m_pbyBuffer);
-
 	// check if there is enough space
 	if (m_tDataSize+tCount > m_tSize)
 		resize_buffer(m_tDataSize+tCount);
 	
+	// check for buffer
+	assert(m_pbyBuffer);
+
 	// now there is enough space - fill it
 	memcpy(m_pbyBuffer+m_tDataSize, pbyBuffer, tCount);