From: Lars Op den Kamp <lars@opdenkamp.eu>
Date: Tue, 6 Dec 2011 15:40:14 +0000 (+0100)
Subject: cec: don't unlock the transmit mutex in CCECProcessor while waiting for an answer
X-Git-Tag: upstream/2.2.0~1^2~44^2~32
X-Git-Url: https://git.piment-noir.org/?p=deb_libcec.git;a=commitdiff_plain;h=6359ffd1d200e28f5cf7ae574960e535e28b14d7

cec: don't unlock the transmit mutex in CCECProcessor while waiting for an answer
---

diff --git a/src/lib/implementations/CECCommandHandler.cpp b/src/lib/implementations/CECCommandHandler.cpp
index 9742739..9f8dc9d 100644
--- a/src/lib/implementations/CECCommandHandler.cpp
+++ b/src/lib/implementations/CECCommandHandler.cpp
@@ -166,7 +166,7 @@ bool CCECCommandHandler::HandleCommand(const cec_command &command)
 
   if (bHandled && !bHandlerChanged)
   {
-    CLockObject lock(&m_processor->m_transmitMutex);
+    CLockObject lock(&m_receiveMutex);
     m_condition.Signal();
   }
 
@@ -899,10 +899,11 @@ bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /*
     command.retries = m_iTransmitRetries;
 
   CLockObject writeLock(&m_processor->m_transmitMutex);
+  CLockObject receiveLock(&m_receiveMutex);
   if (m_processor->Transmit(command))
   {
     if (bExpectResponse)
-      return m_condition.Wait(&m_processor->m_transmitMutex, m_iTransmitWait);
+      return m_condition.Wait(&m_receiveMutex, m_iTransmitWait);
     return true;
   }
 
diff --git a/src/lib/implementations/CECCommandHandler.h b/src/lib/implementations/CECCommandHandler.h
index 60133c7..f6f397d 100644
--- a/src/lib/implementations/CECCommandHandler.h
+++ b/src/lib/implementations/CECCommandHandler.h
@@ -128,6 +128,7 @@ namespace CEC
     int32_t        m_iTransmitTimeout;
     int32_t        m_iTransmitWait;
     int8_t         m_iTransmitRetries;
+    CMutex         m_receiveMutex;
     CCondition     m_condition;
   };
 };