Index: dll/shellext/shellbtrfs/contextmenu.cpp
===================================================================
--- dll/shellext/shellbtrfs/contextmenu.cpp	(revision 73854)
+++ dll/shellext/shellbtrfs/contextmenu.cpp	(working copy)
@@ -231,7 +231,7 @@
     
     RtlNtStatusToDosError = (_RtlNtStatusToDosError)GetProcAddress(ntdll, "RtlNtStatusToDosError");
     
-    if (!ntdll) {
+    if (!RtlNtStatusToDosError) {
         MessageBoxW(hwnd, L"Error loading RtlNtStatusToDosError in ntdll.dll", L"Error", MB_ICONERROR);
         FreeLibrary(ntdll);
         return;