Index: subsystems/win32/win32k/ntuser/hook.c
===================================================================
--- subsystems/win32/win32k/ntuser/hook.c	(revision 49114)
+++ subsystems/win32/win32k/ntuser/hook.c	(working copy)
@@ -254,7 +254,6 @@
 }
 
 /* release a hook chain, removing deleted hooks if the use count drops to 0 */
-static
 VOID
 FASTCALL
 IntReleaseHookChain(PHOOKTABLE Table, int HookId, PWINSTATION_OBJECT WinStaObj)
@@ -327,8 +326,6 @@
     PCLIENTINFO ClientInfo;
     PHOOKTABLE Table;
     LRESULT Result;
-    PWINSTATION_OBJECT WinStaObj;
-    NTSTATUS Status;
 
     ASSERT(WH_MINHOOK <= HookId && HookId <= WH_MAXHOOK);
 
@@ -385,22 +382,6 @@
 
     ClientInfo->phkCurrent = SaveHook;
 
-    Status = IntValidateWindowStationHandle(PsGetCurrentProcess()->Win32WindowStation,
-                                            KernelMode,
-                                            0,
-                                            &WinStaObj);
-
-    if (!NT_SUCCESS(Status))
-    {
-        DPRINT1("Invalid window station????\n");
-    }
-    else
-    {
-        IntReleaseHookChain(MsqGetHooks(pti->MessageQueue), HookId, WinStaObj);
-        IntReleaseHookChain(GlobalHooks, HookId, WinStaObj);
-        ObDereferenceObject(WinStaObj);
-    }
-
     return Result;
 }