Fix integer overflow in several audio plugins.

Task-number: QTBUG-40804
Change-Id: If006cb7db319bb6fda4ce7eb4f907e897b5d9efa
Reviewed-by: Christian Stromme <christian.stromme@digia.com>

src/plugins/alsa/qalsaaudioinput.cpp

@@ -768,7 +768,7 @@ qint64 QAlsaAudioInput::elapsedUSecs() const
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-    return clockStamp.elapsed()*1000;
+    return clockStamp.elapsed() * qint64(1000);
 }
 
 void QAlsaAudioInput::reset()

src/plugins/alsa/qalsaaudiooutput.cpp

@@ -782,7 +782,7 @@ qint64 QAlsaAudioOutput::elapsedUSecs() const
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-    return clockStamp.elapsed()*1000;
+    return clockStamp.elapsed() * qint64(1000);
 }
 
 void QAlsaAudioOutput::reset()

src/plugins/opensles/qopenslesaudioinput.cpp

@@ -482,7 +482,7 @@ qint64 QOpenSLESAudioInput::elapsedUSecs() const
     if (m_deviceState == QAudio::StoppedState)
         return 0;
 
-    return m_clockStamp.elapsed() * 1000;
+    return m_clockStamp.elapsed() * qint64(1000);
 }
 
 void QOpenSLESAudioInput::setVolume(qreal vol)

src/plugins/opensles/qopenslesaudiooutput.cpp

@@ -290,7 +290,7 @@ qint64 QOpenSLESAudioOutput::elapsedUSecs() const
     if (m_state == QAudio::StoppedState)
         return 0;
 
-    return m_clockStamp.elapsed() * 1000;
+    return m_clockStamp.elapsed() * qint64(1000);
 }
 
 void QOpenSLESAudioOutput::reset()

src/plugins/pulseaudio/qaudioinput_pulse.cpp

@@ -692,7 +692,7 @@ qint64 QPulseAudioInput::elapsedUSecs() const
     if (m_deviceState == QAudio::StoppedState)
         return 0;
 
-    return m_clockStamp.elapsed() * 1000;
+    return m_clockStamp.elapsed() * qint64(1000);
 }
 
 void QPulseAudioInput::reset()

src/plugins/pulseaudio/qaudiooutput_pulse.cpp

@@ -591,7 +591,7 @@ qint64 QPulseAudioOutput::elapsedUSecs() const
     if (m_deviceState == QAudio::StoppedState)
         return 0;
 
-    return m_clockStamp.elapsed() * 1000;
+    return m_clockStamp.elapsed() * qint64(1000);
 }
 
 void QPulseAudioOutput::reset()

src/plugins/qnx-audio/audio/qnxaudioinput.cpp

@@ -194,7 +194,7 @@ qint64 QnxAudioInput::elapsedUSecs() const
     if (m_state == QAudio::StoppedState)
         return 0;
 
-    return m_clockStamp.elapsed() * 1000;
+    return m_clockStamp.elapsed() * qint64(1000);
 }
 
 QAudio::Error QnxAudioInput::error() const

src/plugins/qnx-audio/audio/qnxaudiooutput.cpp

@@ -180,7 +180,7 @@ qint64 QnxAudioOutput::elapsedUSecs() const
     if (m_state == QAudio::StoppedState)
         return 0;
     else
-        return m_startTimeStamp.elapsed() * 1000;
+        return m_startTimeStamp.elapsed() * qint64(1000);
 }
 
 QAudio::Error QnxAudioOutput::error() const

src/plugins/windowsaudio/qwindowsaudioinput.cpp

@@ -706,7 +706,7 @@ qint64 QWindowsAudioInput::elapsedUSecs() const
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-    return timeStampOpened.elapsed()*1000;
+    return timeStampOpened.elapsed() * qint64(1000);
 }
 
 void QWindowsAudioInput::reset()

src/plugins/windowsaudio/qwindowsaudiooutput.cpp

@@ -682,7 +682,7 @@ qint64 QWindowsAudioOutput::elapsedUSecs() const
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-    return timeStampOpened.elapsed()*1000;
+    return timeStampOpened.elapsed() * qint64(1000);
 }
 
 QAudio::Error QWindowsAudioOutput::error() const