diff --git a/fpdfsdk/pwl/cpwl_wnd.cpp b/fpdfsdk/pwl/cpwl_wnd.cpp
index 705a405..7859f41 100644
--- a/fpdfsdk/pwl/cpwl_wnd.cpp
+++ b/fpdfsdk/pwl/cpwl_wnd.cpp
@@ -63,9 +63,6 @@
 
   void SetFocus(CPWL_Wnd* pWnd) {
     m_KeyboardPaths.clear();
-    if (!pWnd)
-      return;
-
     m_pMainKeyboardWnd = pWnd;
     CPWL_Wnd* pParent = pWnd;
     while (pParent) {