diff a/src/hotspot/os/windows/os_perf_windows.cpp b/src/hotspot/os/windows/os_perf_windows.cpp
--- a/src/hotspot/os/windows/os_perf_windows.cpp
+++ b/src/hotspot/os/windows/os_perf_windows.cpp
@@ -223,15 +223,13 @@
   assert(process_query != NULL, "invariant");
   return allocate_counters(&process_query->set, nofCounters);
 }
 
 static void deallocate_counters(MultiCounterQueryP query) {
-  if (query->counters != NULL) {
     FREE_C_HEAP_ARRAY(char, query->counters);
     query->counters = NULL;
     query->noOfCounters = 0;
-  }
 }
 
 static OSReturn add_counter(UpdateQueryP query, HCOUNTER* counter, const char* path, bool first_sample_on_init) {
   assert(query != NULL, "invariant");
   assert(counter != NULL, "invariant");
@@ -657,18 +655,14 @@
   dot_pos[0] = '\0';
   return process_image_name;
 }
 
 static void deallocate_pdh_constants() {
-  if (process_image_name != NULL) {
-    FREE_C_HEAP_ARRAY(char, process_image_name);
-    process_image_name = NULL;
-  }
-  if (pdh_IDProcess_counter_fmt != NULL) {
-    FREE_C_HEAP_ARRAY(char, pdh_IDProcess_counter_fmt);
-    pdh_IDProcess_counter_fmt = NULL;
-  }
+  FREE_C_HEAP_ARRAY(char, process_image_name);
+  process_image_name = NULL;
+  FREE_C_HEAP_ARRAY(char, pdh_IDProcess_counter_fmt);
+  pdh_IDProcess_counter_fmt = NULL;
 }
 
 static int allocate_pdh_constants() {
   assert(process_image_name == NULL, "invariant");
   const char* pdh_image_name = pdh_process_image_name();
@@ -1350,20 +1344,14 @@
   return true;
 }
 
 CPUInformationInterface::~CPUInformationInterface() {
   if (_cpu_info != NULL) {
-    const char* cpu_name = _cpu_info->cpu_name();
-    if (cpu_name != NULL) {
-      FREE_C_HEAP_ARRAY(char, cpu_name);
-      _cpu_info->set_cpu_name(NULL);
-    }
-    const char* cpu_desc = _cpu_info->cpu_description();
-    if (cpu_desc != NULL) {
-      FREE_C_HEAP_ARRAY(char, cpu_desc);
-      _cpu_info->set_cpu_description(NULL);
-    }
+    FREE_C_HEAP_ARRAY(char, _cpu_info->cpu_name());
+    _cpu_info->set_cpu_name(NULL);
+    FREE_C_HEAP_ARRAY(char, _cpu_info->cpu_description());
+    _cpu_info->set_cpu_description(NULL);
     delete _cpu_info;
     _cpu_info = NULL;
   }
 }