[tkreuzer] 66685: [WIN32K] Initialize list entry after removing a message from DispatchingMessagesHead. Fixes list corruption. CORE-9357 #resolve

Author: tkreuzer
Date: Sat Mar 14 11:22:31 2015
New Revision: 66685

URL: http://svn.reactos.org/svn/reactos?rev=66685&view=rev
Log:
[WIN32K]
Initialize list entry after removing a message from DispatchingMessagesHead. Fixes list
corruption.
CORE-9357 #resolve

Modified:
    trunk/reactos/win32ss/user/ntuser/message.c
    trunk/reactos/win32ss/user/ntuser/msgqueue.c

Modified: trunk/reactos/win32ss/user/ntuser/message.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/messag…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/message.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/message.c	[iso-8859-1] Sat Mar 14 11:22:31 2015
@@ -1699,7 +1699,6 @@
     Message->ptiSender = NULL; // mjmartin, you are right! This is null.
     Message->ptiCallBackSender = Win32Thread;
     InitializeListHead(&Message->DispatchingListEntry);
-    //Message->DispatchingListEntry.Flink = NULL;
     Message->CompletionCallback = CompletionCallback;
     Message->CompletionCallbackContext = CompletionCallbackContext;
     Message->HookMessage = MSQ_NORMAL;

Modified: trunk/reactos/win32ss/user/ntuser/msgqueue.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/msgque…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/msgqueue.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/msgqueue.c	[iso-8859-1] Sat Mar 14 11:22:31 2015
@@ -2128,6 +2128,7 @@
    {
       CurrentEntry = RemoveHeadList(&pti->DispatchingMessagesHead);
       CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE,
DispatchingListEntry);
+      InitializeListHead(&CurrentSentMessage->DispatchingListEntry);
       CurrentSentMessage->CompletionEvent = NULL;
       CurrentSentMessage->Result = NULL;