Init property size in JackCoreAudioAdapter and JackCoreAudioDriver.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3027 0c269be4-1314-0410-8aa9-9f06e86f4224

macosx/coreaudio/JackCoreAudioAdapter.cpp

@@ -801,7 +801,7 @@ int JackCoreAudioAdapter::OpenAUHAL(bool capturing,
     }
     
     AudioDeviceID currAudioDeviceID;
-    UInt32 size;
+    UInt32 size = sizeof(AudioDeviceID);
     err1 = AudioUnitGetProperty(fAUHAL, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, 0, &currAudioDeviceID, &size);
     if (err1 != noErr) {
         jack_error("Error calling AudioUnitGetProperty - kAudioOutputUnitProperty_CurrentDevice");

macosx/coreaudio/JackCoreAudioDriver.cpp

@@ -683,7 +683,7 @@ int JackCoreAudioDriver::OpenAUHAL(bool capturing,
     }
     
     AudioDeviceID currAudioDeviceID;
-    UInt32 size;
+    UInt32 size = sizeof(AudioDeviceID);
     err1 = AudioUnitGetProperty(fAUHAL, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, 0, &currAudioDeviceID, &size);
     if (err1 != noErr) {
         jack_error("Error calling AudioUnitGetProperty - kAudioOutputUnitProperty_CurrentDevice");