diff -r 9046db64ca39 -r cddef3bde924 src/hotspot/share/gc/shared/cardTableRS.cpp
--- a/src/hotspot/share/gc/shared/cardTableRS.cpp	Wed Sep 11 14:16:27 2019 +0200
+++ b/src/hotspot/share/gc/shared/cardTableRS.cpp	Wed Sep 11 14:16:30 2019 +0200
@@ -624,26 +624,11 @@
 }
 
 CardTableRS::~CardTableRS() {
-  if (_last_cur_val_in_gen) {
-    FREE_C_HEAP_ARRAY(CardValue, _last_cur_val_in_gen);
-    _last_cur_val_in_gen = NULL;
-  }
-  if (_lowest_non_clean) {
-    FREE_C_HEAP_ARRAY(CardArr, _lowest_non_clean);
-    _lowest_non_clean = NULL;
-  }
-  if (_lowest_non_clean_chunk_size) {
-    FREE_C_HEAP_ARRAY(size_t, _lowest_non_clean_chunk_size);
-    _lowest_non_clean_chunk_size = NULL;
-  }
-  if (_lowest_non_clean_base_chunk_index) {
-    FREE_C_HEAP_ARRAY(uintptr_t, _lowest_non_clean_base_chunk_index);
-    _lowest_non_clean_base_chunk_index = NULL;
-  }
-  if (_last_LNC_resizing_collection) {
-    FREE_C_HEAP_ARRAY(int, _last_LNC_resizing_collection);
-    _last_LNC_resizing_collection = NULL;
-  }
+  FREE_C_HEAP_ARRAY(CardValue, _last_cur_val_in_gen);
+  FREE_C_HEAP_ARRAY(CardArr, _lowest_non_clean);
+  FREE_C_HEAP_ARRAY(size_t, _lowest_non_clean_chunk_size);
+  FREE_C_HEAP_ARRAY(uintptr_t, _lowest_non_clean_base_chunk_index);
+  FREE_C_HEAP_ARRAY(int, _last_LNC_resizing_collection);
 }
 
 void CardTableRS::initialize() {