[cgutman] 48422: [NTOS]: Fix kernel memory corruption when dequeuing a PnP event

Author: cgutman
Date: Mon Aug  2 21:22:34 2010
New Revision: 48422

URL: http://svn.reactos.org/svn/reactos?rev=48422&view=rev
Log:
[NTOS]: Fix kernel memory corruption when dequeuing a PnP event

Modified:
    trunk/reactos/ntoskrnl/io/pnpmgr/plugplay.c

Modified: trunk/reactos/ntoskrnl/io/pnpmgr/plugplay.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/pnpmgr/plugpla…
==============================================================================
--- trunk/reactos/ntoskrnl/io/pnpmgr/plugplay.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/pnpmgr/plugplay.c [iso-8859-1] Mon Aug  2 21:22:34 2010
@@ -98,7 +98,7 @@
     /* Remove a pnp event entry from the tail of the queue */
     if (!IsListEmpty(&IopPnpEventQueueHead))
     {
-        ExFreePool(RemoveTailList(&IopPnpEventQueueHead));
+        ExFreePool(CONTAINING_RECORD(RemoveTailList(&IopPnpEventQueueHead),
PNP_EVENT_ENTRY, ListEntry)));
     }
 
     /* Signal the next pnp event in the queue */