From e3317876455cdc4929a8c0da721a976a87f5544d Mon Sep 17 00:00:00 2001
From: Zifei Tong <5kilograms@gmail.com>
Date: Thu, 27 Dec 2012 15:43:16 +0800
Subject: [PATCH] Fix race condition for Cascade Classifier when TBB enabled.

---
 modules/objdetect/src/cascadedetect.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/objdetect/src/cascadedetect.cpp b/modules/objdetect/src/cascadedetect.cpp
index ad3a73052..38c2e0a0b 100644
--- a/modules/objdetect/src/cascadedetect.cpp
+++ b/modules/objdetect/src/cascadedetect.cpp
@@ -992,9 +992,9 @@ public:
                     {
                         mtx->lock();
                         rectangles->push_back(Rect(cvRound(x*scalingFactor), cvRound(y*scalingFactor), winSize.width, winSize.height));
-                        mtx->unlock();
                         rejectLevels->push_back(-result);
                         levelWeights->push_back(gypWeight);
+                        mtx->unlock();
                     }
                 }
                 else if( result > 0 )