From: Lars Op den Kamp <lars@opdenkamp.eu>
Date: Thu, 2 Aug 2012 15:19:56 +0000 (+0200)
Subject: cec: ensure that the command handler of the tv is replaced before registering a clien... 
X-Git-Tag: upstream/2.2.0~1^2~19^2^2~9
X-Git-Url: https://git.piment-noir.org/?a=commitdiff_plain;h=3af491459e9a60a773d5af74c351dfa202fa44be;p=deb_libcec.git

cec: ensure that the command handler of the tv is replaced before registering a client, or it might result in a double eeprom write attempt
---

diff --git a/src/lib/CECProcessor.cpp b/src/lib/CECProcessor.cpp
index 76c2465..db6f8a1 100644
--- a/src/lib/CECProcessor.cpp
+++ b/src/lib/CECProcessor.cpp
@@ -665,10 +665,13 @@ bool CCECProcessor::RegisterClient(CCECClient *client)
 
   // ensure that we know the vendor id of the TV
   CCECBusDevice *tv = GetTV();
+  cec_vendor_id tvVendor = CEC_VENDOR_UNKNOWN;
   if (m_communication->SupportsSourceLogicalAddress(CECDEVICE_UNREGISTERED))
-    tv->GetVendorId(CECDEVICE_UNREGISTERED);
+    tvVendor = tv->GetVendorId(CECDEVICE_UNREGISTERED);
   else if (m_communication->SupportsSourceLogicalAddress(CECDEVICE_FREEUSE))
-    tv->GetVendorId(CECDEVICE_FREEUSE);
+    tvVendor = tv->GetVendorId(CECDEVICE_FREEUSE);
+  if (tvVendor != CEC_VENDOR_UNKNOWN)
+    tv->ReplaceHandler(false);
 
   // get the configuration from the client
   m_libcec->AddLog(CEC_LOG_NOTICE, "registering new CEC client - v%s", ToString((cec_client_version)configuration.clientVersion));