From 05035fd8c34443276d885eac58f9444579d71326 Mon Sep 17 00:00:00 2001
From: Matthew Hoops
Date: Thu, 3 Sep 2009 16:15:10 +0000
Subject: 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
---
 common/stream.h     |  6 +++---
 engines/m4/midi.cpp | 11 ++++++++---
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/common/stream.h b/common/stream.h
index 86e8e71134..6b127e6086 100644
--- a/common/stream.h
+++ b/common/stream.h
@@ -649,13 +649,13 @@ private:
 		byte *old_data = _data;
 
 		_capacity = new_len + 32;
-		_data = new byte[_capacity];
+		_data = (byte *)malloc(_capacity);
 		_ptr = _data + _pos;
 
 		if (old_data) {
 			// Copy old data
 			memcpy(_data, old_data, _size);
-			delete[] old_data;
+			free(old_data);
 		}
 
 		_size = new_len;
@@ -665,7 +665,7 @@ public:
 
 	~MemoryWriteStreamDynamic() {
 		if (_disposeMemory)
-			delete[] _data;
+			free(_data);
 	}
 
 	uint32 write(const void *dataPtr, uint32 dataSize) {
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
-- 
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