1 files changed, 4 insertions, 2 deletions
diff --git a/fpdfsdk/pwl/cpwl_list_box.cpp b/fpdfsdk/pwl/cpwl_list_box.cpp
index c8f7be995d..a7c02e4692 100644
--- a/fpdfsdk/pwl/cpwl_list_box.cpp
+++ b/fpdfsdk/pwl/cpwl_list_box.cpp
@@ -250,10 +250,12 @@ void CPWL_ListBox::KillFocus() {
   CPWL_Wnd::KillFocus();
 }
 
-void CPWL_ListBox::RePosChildWnd() {
-  CPWL_Wnd::RePosChildWnd();
+bool CPWL_ListBox::RePosChildWnd() {
+  if (!CPWL_Wnd::RePosChildWnd())
+    return false;
 
   m_pList->SetPlateRect(GetListRect());
+  return true;
 }
 
 bool CPWL_ListBox::OnNotifySelectionChanged(bool bKeyDown, uint32_t nFlag) {