[hpoussin] 22728: In ObOpenObjectByPointer, always pass right mapping to SeCreateAccessState, instead of relying on a optional/incorrect parameter

Author: hpoussin
Date: Sat Jul  1 01:34:53 2006
New Revision: 22728

URL: http://svn.reactos.org/svn/reactos?rev=22728&view=rev
Log:
In ObOpenObjectByPointer, always pass right mapping to SeCreateAccessState, instead of
relying on a optional/incorrect parameter

Modified:
    trunk/reactos/ntoskrnl/ob/obhandle.c

Modified: trunk/reactos/ntoskrnl/ob/obhandle.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ob/obhandle.c?rev…
==============================================================================
--- trunk/reactos/ntoskrnl/ob/obhandle.c (original)
+++ trunk/reactos/ntoskrnl/ob/obhandle.c Sat Jul  1 01:34:53 2006
@@ -1612,10 +1612,14 @@
                       IN KPROCESSOR_MODE AccessMode,
                       OUT PHANDLE Handle)
 {
+    POBJECT_HEADER Header;
     NTSTATUS Status;
     ACCESS_STATE AccessState;
     AUX_DATA AuxData;
     PAGED_CODE();
+
+    /* Get the Header Info */
+    Header = OBJECT_TO_OBJECT_HEADER(Object);
 
     /* Reference the object */
     Status = ObReferenceObjectByPointer(Object,
@@ -1632,7 +1636,7 @@
         Status = SeCreateAccessState(&AccessState,
                                      &AuxData,
                                      DesiredAccess,
-                                     &ObjectType->TypeInfo.GenericMapping);
+                                     &Header->Type->TypeInfo.GenericMapping);
         if (!NT_SUCCESS(Status))
         {
             /* Fail */