diff a/src/hotspot/share/gc/g1/g1RemSetSummary.cpp b/src/hotspot/share/gc/g1/g1RemSetSummary.cpp
--- a/src/hotspot/share/gc/g1/g1RemSetSummary.cpp
+++ b/src/hotspot/share/gc/g1/g1RemSetSummary.cpp
@@ -105,13 +105,11 @@
   _sampling_thread_vtime(0.0f) {
   update();
 }
 
 G1RemSetSummary::~G1RemSetSummary() {
-  if (_rs_threads_vtimes) {
-    FREE_C_HEAP_ARRAY(double, _rs_threads_vtimes);
-  }
+  FREE_C_HEAP_ARRAY(double, _rs_threads_vtimes);
 }
 
 void G1RemSetSummary::set(G1RemSetSummary* other) {
   assert(other != NULL, "just checking");
   assert(_num_vtimes == other->_num_vtimes, "just checking");