diff a/src/hotspot/share/gc/g1/heapRegionManager.cpp b/src/hotspot/share/gc/g1/heapRegionManager.cpp
--- a/src/hotspot/share/gc/g1/heapRegionManager.cpp
+++ b/src/hotspot/share/gc/g1/heapRegionManager.cpp
@@ -529,13 +529,11 @@
   memset(new_claims, Unclaimed, sizeof(*_claims) * _n_regions);
   _claims = new_claims;
 }
 
 HeapRegionClaimer::~HeapRegionClaimer() {
-  if (_claims != NULL) {
-    FREE_C_HEAP_ARRAY(uint, _claims);
-  }
+  FREE_C_HEAP_ARRAY(uint, _claims);
 }
 
 uint HeapRegionClaimer::offset_for_worker(uint worker_id) const {
   assert(worker_id < _n_workers, "Invalid worker_id.");
   return _n_regions * worker_id / _n_workers;