[sginsberg] 37111: - Don't dereference inside an SEH block after doing unsafe writes, as this could be missed in case a pointer is bad.

Author: sginsberg
Date: Fri Oct 31 08:16:01 2008
New Revision: 37111

URL: http://svn.reactos.org/svn/reactos?rev=37111&view=rev
Log:
- Don't dereference inside an SEH block after doing unsafe writes, as this could be
missed in case a pointer is bad.

Modified:
    trunk/reactos/ntoskrnl/io/iomgr/iocomp.c

Modified: trunk/reactos/ntoskrnl/io/iomgr/iocomp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/iocomp.c…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/iocomp.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/iocomp.c [iso-8859-1] Fri Oct 31 08:16:01 2008
@@ -424,9 +424,6 @@
             ((PIO_COMPLETION_BASIC_INFORMATION)IoCompletionInformation)->
                 Depth = KeReadStateQueue(Queue);
 
-            /* Dereference the queue */
-            ObDereferenceObject(Queue);
-
             /* Return Result Length if needed */
             if (ResultLength)
             {
@@ -439,6 +436,9 @@
             Status = _SEH_GetExceptionCode();
         }
         _SEH_END;
+
+        /* Dereference the queue */
+        ObDereferenceObject(Queue);
     }
 
     /* Return Status */