[tfaber] 55128: [NTOSKRNL/IO] - Always use interlocked operations on DeviceObject->ReferenceCount

Author: tfaber
Date: Mon Jan 23 19:48:18 2012
New Revision: 55128

URL: http://svn.reactos.org/svn/reactos?rev=55128&view=rev
Log:
[NTOSKRNL/IO]
- Always use interlocked operations on DeviceObject->ReferenceCount

Modified:
    trunk/reactos/ntoskrnl/io/iomgr/device.c
    trunk/reactos/ntoskrnl/io/iomgr/file.c

Modified: trunk/reactos/ntoskrnl/io/iomgr/device.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/device.c?...
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/device.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/device.c [iso-8859-1] Mon Jan 23 19:48:18 2012
@@ -486,7 +486,7 @@
     ASSERT(DeviceObject->ReferenceCount);

/* Dereference the device */
-    DeviceObject->ReferenceCount--;
+    InterlockedDecrement(&DeviceObject->ReferenceCount);

/*
      * Check if we can unload it and it's safe to unload (or if we're forcing

Modified: trunk/reactos/ntoskrnl/io/iomgr/file.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/file.c?re...
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/file.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/file.c [iso-8859-1] Mon Jan 23 19:48:18 2012
@@ -157,7 +157,7 @@
     else
     {
         /* Increase reference count */
-        DeviceObject->ReferenceCount++;
+        InterlockedIncrement(&DeviceObject->ReferenceCount);
         return STATUS_SUCCESS;
     }
 }