1 files changed, 14 insertions, 14 deletions

diff --git a/src/core/lib/iomgr/closure.cc b/src/core/lib/iomgr/closure.cc
index 60e99d0e4e..09257d258c 100644
--- a/src/core/lib/iomgr/closure.cc
+++ b/src/core/lib/iomgr/closure.cc
@@ -43,7 +43,7 @@ grpc_closure* grpc_closure_init(grpc_closure* closure, grpc_iomgr_cb_func cb,
   closure->scheduler = scheduler;
 #ifndef NDEBUG
   closure->scheduled = false;
-  closure->file_initiated = NULL;
+  closure->file_initiated = nullptr;
   closure->line_initiated = 0;
   closure->run = false;
   closure->file_created = file;
@@ -53,18 +53,18 @@ grpc_closure* grpc_closure_init(grpc_closure* closure, grpc_iomgr_cb_func cb,
 }
 
 void grpc_closure_list_init(grpc_closure_list* closure_list) {
-  closure_list->head = closure_list->tail = NULL;
+  closure_list->head = closure_list->tail = nullptr;
 }
 
 bool grpc_closure_list_append(grpc_closure_list* closure_list,
                               grpc_closure* closure, grpc_error* error) {
-  if (closure == NULL) {
+  if (closure == nullptr) {
     GRPC_ERROR_UNREF(error);
     return false;
   }
   closure->error_data.error = error;
-  closure->next_data.next = NULL;
-  bool was_empty = (closure_list->head == NULL);
+  closure->next_data.next = nullptr;
+  bool was_empty = (closure_list->head == nullptr);
   if (was_empty) {
     closure_list->head = closure;
   } else {
@@ -76,7 +76,7 @@ bool grpc_closure_list_append(grpc_closure_list* closure_list,
 
 void grpc_closure_list_fail_all(grpc_closure_list* list,
                                 grpc_error* forced_failure) {
-  for (grpc_closure* c = list->head; c != NULL; c = c->next_data.next) {
+  for (grpc_closure* c = list->head; c != nullptr; c = c->next_data.next) {
     if (c->error_data.error == GRPC_ERROR_NONE) {
       c->error_data.error = GRPC_ERROR_REF(forced_failure);
     }
@@ -85,20 +85,20 @@ void grpc_closure_list_fail_all(grpc_closure_list* list,
 }
 
 bool grpc_closure_list_empty(grpc_closure_list closure_list) {
-  return closure_list.head == NULL;
+  return closure_list.head == nullptr;
 }
 
 void grpc_closure_list_move(grpc_closure_list* src, grpc_closure_list* dst) {
-  if (src->head == NULL) {
+  if (src->head == nullptr) {
     return;
   }
-  if (dst->head == NULL) {
+  if (dst->head == nullptr) {
     *dst = *src;
   } else {
     dst->tail->next_data.next = src->head;
     dst->tail = src->tail;
   }
-  src->head = src->tail = NULL;
+  src->head = src->tail = nullptr;
 }
 
 typedef struct {
@@ -143,7 +143,7 @@ void grpc_closure_run(grpc_exec_ctx* exec_ctx, grpc_closure* c,
                       grpc_error* error) {
 #endif
   GPR_TIMER_BEGIN("grpc_closure_run", 0);
-  if (c != NULL) {
+  if (c != nullptr) {
 #ifndef NDEBUG
     c->file_initiated = file;
     c->line_initiated = line;
@@ -165,7 +165,7 @@ void grpc_closure_sched(grpc_exec_ctx* exec_ctx, grpc_closure* c,
                         grpc_error* error) {
 #endif
   GPR_TIMER_BEGIN("grpc_closure_sched", 0);
-  if (c != NULL) {
+  if (c != nullptr) {
 #ifndef NDEBUG
     if (c->scheduled) {
       gpr_log(GPR_ERROR,
@@ -195,7 +195,7 @@ void grpc_closure_list_sched(const char* file, int line,
 void grpc_closure_list_sched(grpc_exec_ctx* exec_ctx, grpc_closure_list* list) {
 #endif
   grpc_closure* c = list->head;
-  while (c != NULL) {
+  while (c != nullptr) {
     grpc_closure* next = c->next_data.next;
 #ifndef NDEBUG
     if (c->scheduled) {
@@ -215,5 +215,5 @@ void grpc_closure_list_sched(grpc_exec_ctx* exec_ctx, grpc_closure_list* list) {
     c->scheduler->vtable->sched(exec_ctx, c, c->error_data.error);
     c = next;
   }
-  list->head = list->tail = NULL;
+  list->head = list->tail = nullptr;
 }