Tiny mistake in previous commit.

ScopedLock.h

@@ -6,15 +6,15 @@
 // This is a returnable lock holder.
 // I don't know why Boost doesn't provide a good way to do this.
 
-class ScopedLock
-{
-private:
+    class ScopedLock
+    {
+    private:
         boost::mutex *mMutex;	// parent object has greater scope, so guaranteed valid
         mutable bool mValid;
 
         ScopedLock();		// no implementation
         
-public:
+    public:
         ScopedLock(boost::mutex &mutex) : mMutex(&mutex), mValid(true)
         {
             mMutex->lock();
@@ -42,11 +42,10 @@ public:
             mMutex=sl.mMutex;
             if(sl.mValid)
             {
-            if(mValid) mMutex->unlock();
                 mValid=true;
                 sl.mValid=false;
             }
         }
-};
+    };
 
 #endif