FTK change. Fixed issue where a thread was locking the same mutex twice.

git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@808 0109f412-320b-0410-ab79-c3e0c5ffbbe6

ftk/src/ftkiobuf.cpp

@@ -276,7 +276,8 @@ Retry:
 		
 		f_mutexLock( m_hMutex);
 		bMutexLocked = TRUE;
-		pPending->Release();
+		
+		pPending->Release( bMutexLocked);
 		
 		if( RC_BAD( rc))
 		{
@@ -443,6 +444,7 @@ FLMINT F_IOBuffer::Release(
 	if( m_pBufferMgr && !bMutexAlreadyLocked)
 	{
 		hMutex = m_pBufferMgr->m_hMutex;
+		f_assertMutexNotLocked( hMutex);
 		f_mutexLock( hMutex);
 	}