[tkreuzer] 46289: [NTOS] NtOpenThreadTokenEx: Initialize NewToken with NULL, so it doesn't get wrongly dereferenced. Fixes advapi32:security winetest crash.

Author: tkreuzer
Date: Sat Mar 20 23:05:01 2010
New Revision: 46289

URL: http://svn.reactos.org/svn/reactos?rev=46289&view=rev
Log:
[NTOS]
NtOpenThreadTokenEx: Initialize NewToken with NULL, so it doesn't get wrongly dereferenced. Fixes advapi32:security winetest crash.

Modified:
    trunk/reactos/ntoskrnl/se/token.c

Modified: trunk/reactos/ntoskrnl/se/token.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/se/token.c?rev=462...
==============================================================================
--- trunk/reactos/ntoskrnl/se/token.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/se/token.c [iso-8859-1] Sat Mar 20 23:05:01 2010
@@ -2187,7 +2187,7 @@
 {
     PETHREAD Thread, NewThread;
     HANDLE hToken;
-    PTOKEN Token, NewToken, PrimaryToken;
+    PTOKEN Token, NewToken = NULL, PrimaryToken;
     BOOLEAN CopyOnOpen, EffectiveOnly;
     SECURITY_IMPERSONATION_LEVEL ImpersonationLevel;
     SE_IMPERSONATION_STATE ImpersonationState;
@@ -2313,9 +2313,9 @@
     }

if (NewToken) ObDereferenceObject(NewToken);
-    
+
     if (CopyOnOpen && NewThread) ObDereferenceObject(NewThread);
-        
+
     if(NT_SUCCESS(Status))
     {
         _SEH2_TRY