cec: fix 104125dc8316fb58253c34f417ded1e85b22c9f8

[deb_libcec.git] / src / lib / devices / CECBusDevice.cpp

diff --git a/src/lib/devices/CECBusDevice.cpp b/src/lib/devices/CECBusDevice.cpp
index ed11d0c325e33d5d8d2d60d9e9b93a0fc6db6c75..0fc486f220fd9244ef14c5672bb1fcf8f166e111 100644 (file)
--- a/src/lib/devices/CECBusDevice.cpp
+++ b/src/lib/devices/CECBusDevice.cpp
@@ -605,42 +605,44 @@ void CCECBusDevice::MarkReady(void)
 
 bool CCECBusDevice::ReplaceHandler(bool bActivateSource /* = true */)
 {
-  CTryLockObject lock(m_mutex);
-  if (!lock.IsLocked())
-    return false;
+  bool bInitHandler(false);
+  {
+    CTryLockObject lock(m_mutex);
+    if (!lock.IsLocked())
+      return false;
 
-  CLockObject handlerLock(m_handlerMutex);
-  if (m_iHandlerUseCount > 0)
-    return false;
+    CLockObject handlerLock(m_handlerMutex);
+    if (m_iHandlerUseCount > 0)
+      return false;
 
-  bool bInitHandler(false);
-  MarkBusy();
+    MarkBusy();
 
-  if (m_vendor != m_handler->GetVendorId())
-  {
-    if (CCECCommandHandler::HasSpecificHandler(m_vendor))
+    if (m_vendor != m_handler->GetVendorId())
     {
-      CLibCEC::AddLog(CEC_LOG_DEBUG, "replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
-      delete m_handler;
-
-      switch (m_vendor)
+      if (CCECCommandHandler::HasSpecificHandler(m_vendor))
       {
-      case CEC_VENDOR_SAMSUNG:
-        m_handler = new CANCommandHandler(this);
-        break;
-      case CEC_VENDOR_LG:
-        m_handler = new CSLCommandHandler(this);
-        break;
-      case CEC_VENDOR_PANASONIC:
-        m_handler = new CVLCommandHandler(this);
-        break;
-      default:
-        m_handler = new CCECCommandHandler(this);
-        break;
+        CLibCEC::AddLog(CEC_LOG_DEBUG, "replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
+        delete m_handler;
+
+        switch (m_vendor)
+        {
+        case CEC_VENDOR_SAMSUNG:
+          m_handler = new CANCommandHandler(this);
+          break;
+        case CEC_VENDOR_LG:
+          m_handler = new CSLCommandHandler(this);
+          break;
+        case CEC_VENDOR_PANASONIC:
+          m_handler = new CVLCommandHandler(this);
+          break;
+        default:
+          m_handler = new CCECCommandHandler(this);
+          break;
+        }
+
+        m_handler->SetVendorId(m_vendor);
+        bInitHandler = true;
       }
-
-      m_handler->SetVendorId(m_vendor);
-      bInitHandler = true;
     }
   }