Fix a new/free mismatch when creating a MemoryReadStream from a MemoryWriteStreamDynamic by changing MemoryWriteStreamDynamic to use malloc/free instead of new/delete[]. This could have affected ScummEngine_v4::prepareSavegame().

svn-id: r43918

1 files changed, 8 insertions, 3 deletions

diff --git a/engines/m4/midi.cpp b/engines/m4/midi.cpp
index 3f1da2a369..201d7d3f5f 100644
--- a/engines/m4/midi.cpp
+++ b/engines/m4/midi.cpp
@@ -47,7 +47,9 @@ MidiPlayer::~MidiPlayer() {
 	stopMusic();
 	close();
 	delete _parser;
-	delete _midiData;
+	
+	if (_midiData)
+		free(_midiData);
 }
 
 void MidiPlayer::setVolume(int volume) {
@@ -181,8 +183,11 @@ void MidiPlayer::stopMusic() {
 	if (_parser) {
 		_parser->unloadMusic();
 	}
-	delete[] _midiData;
-	_midiData = NULL;
+	
+	if (_midiData) {
+		free(_midiData);
+		_midiData = NULL;
+	}
 }
 
 // This function will convert HMP music into type 1 SMF, which our SMF parser