From 13ee594843bc0f5aca549022805ddc8ee85591fe Mon Sep 17 00:00:00 2001
From: Michael Martin <michael.martin@reactos.org>
Date: Sun, 21 Dec 2008 06:01:23 +0000
Subject: [PATCH] - Add missing break in ExDereferenceCallBackBlock so
 ExReleaseRundownProtection does not get called more than once.

svn path=/trunk/; revision=38223
---
 reactos/ntoskrnl/ex/callback.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/reactos/ntoskrnl/ex/callback.c b/reactos/ntoskrnl/ex/callback.c
index f8705f2bfa2..517360132fb 100644
--- a/reactos/ntoskrnl/ex/callback.c
+++ b/reactos/ntoskrnl/ex/callback.c
@@ -137,6 +137,9 @@ ExDereferenceCallBackBlock(IN OUT PEX_CALLBACK CallBack,
         {
             /* Release rundown protection */
             ExReleaseRundownProtection(&CallbackRoutineBlock->RundownProtect);
+
+            /* We're all done */
+            break;
         }
     }
 }