From e84ec2978a988f2e760a70de1b7bdd6181109f95 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Wed, 21 Feb 2018 21:33:56 +0100
Subject: [PATCH] - plugged the pending memory leaks.

---
 .../music_timiditypp_mididevice.cpp           |  6 ++++-
 src/sound/timiditypp/instrum.cpp              |  6 ++---
 src/sound/timiditypp/instrum.h                |  1 +
 src/sound/timiditypp/playmidi.cpp             | 22 ++++++-------------
 src/sound/timiditypp/playmidi.h               |  4 ----
 5 files changed, 15 insertions(+), 24 deletions(-)

diff --git a/src/sound/mididevices/music_timiditypp_mididevice.cpp b/src/sound/mididevices/music_timiditypp_mididevice.cpp
index dd288c71b..fb2be1aed 100644
--- a/src/sound/mididevices/music_timiditypp_mididevice.cpp
+++ b/src/sound/mididevices/music_timiditypp_mididevice.cpp
@@ -118,8 +118,12 @@ TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args)
 	if (instruments != nullptr && !instruments->checkConfig(args))
 	{
 		delete instruments;
+		instruments = nullptr;
+	}
+	if (instruments == nullptr)
+	{
+		instruments = new TimidityPlus::Instruments;
 	}
-	instruments = new TimidityPlus::Instruments;
 	if (!instruments->load(args))
 	{
 		delete instruments;
diff --git a/src/sound/timiditypp/instrum.cpp b/src/sound/timiditypp/instrum.cpp
index 5d47a460d..b73825ff5 100644
--- a/src/sound/timiditypp/instrum.cpp
+++ b/src/sound/timiditypp/instrum.cpp
@@ -1867,15 +1867,13 @@ Instrument *Instruments::play_midi_load_instrument(int dr, int bk, int prog, boo
 void Instruments::init_userdrum()
 {
 	int i;
-	AlternateAssign *alt;
 
 	free_userdrum();
 
 	for (i = 0; i<2; i++) {	/* allocate alternative assign */
-		alt = (AlternateAssign *)safe_malloc(sizeof(AlternateAssign));
-		memset(alt, 0, sizeof(AlternateAssign));
+		memset(&alt[i], 0, sizeof(AlternateAssign));
 		alloc_instrument_bank(1, 64 + i);
-		drumset[64 + i]->alt = alt;
+		drumset[64 + i]->alt = &alt[i];
 	}
 }
 
diff --git a/src/sound/timiditypp/instrum.h b/src/sound/timiditypp/instrum.h
index b2be8f30c..1894e08fe 100644
--- a/src/sound/timiditypp/instrum.h
+++ b/src/sound/timiditypp/instrum.h
@@ -319,6 +319,7 @@ class Instruments
 	UserDrumset *userdrum_first = (UserDrumset *)NULL;
 	UserDrumset *userdrum_last = (UserDrumset *)NULL;
 
+	AlternateAssign alt[2];
 
 	/* Some functions get aggravated if not even the standard banks are available. */
 	ToneBank
diff --git a/src/sound/timiditypp/playmidi.cpp b/src/sound/timiditypp/playmidi.cpp
index c50e7ed97..5f49fdc93 100644
--- a/src/sound/timiditypp/playmidi.cpp
+++ b/src/sound/timiditypp/playmidi.cpp
@@ -5779,11 +5779,6 @@ struct midi_file_info *Player::new_midi_file_info()
 	return p;
 }
 
-struct midi_file_info *Player::get_midi_file_info(const char *filename, int newp)
-{
-	return &midifileinfo;
-}
-
 
 
 /*
@@ -5799,21 +5794,18 @@ void Player::playmidi_stream_init(void)
     CLEAR_CHANNELMASK(channel_mute);
 	if (temper_type_mute & 1)
 		FILL_CHANNELMASK(channel_mute);
-    if(first)
-    {
-	first = 0;
-        init_mblock(&playmidi_pool);
-	current_file_info = get_midi_file_info("TiMidity", 1);
-    midi_streaming=1;
-    }
+	if (first)
+	{
+		first = 0;
+		init_mblock(&playmidi_pool);
+		midi_streaming = 1;
+	}
     else
         reuse_mblock(&playmidi_pool);
 
     /* Fill in current_file_info */
-	current_file_info = get_midi_file_info("", 0);
+	current_file_info = &midifileinfo;
     current_file_info->readflag = 1;
-    current_file_info->seq_name = safe_strdup("TiMidity server");
-    current_file_info->karaoke_title = current_file_info->first_text = NULL;
     current_file_info->hdrsiz = 0;
     current_file_info->format = 0;
     current_file_info->tracks = 0;
diff --git a/src/sound/timiditypp/playmidi.h b/src/sound/timiditypp/playmidi.h
index 75bd350d6..6bf675fc9 100644
--- a/src/sound/timiditypp/playmidi.h
+++ b/src/sound/timiditypp/playmidi.h
@@ -490,9 +490,6 @@ enum {
 struct midi_file_info
 {
 	int readflag;
-	char *seq_name;
-	char *karaoke_title;
-	char *first_text;
 	int16_t hdrsiz;
 	int16_t format;
 	int16_t tracks;
@@ -723,7 +720,6 @@ public:
 
 	void free_drum_effect(int);
 	void change_system_mode(int mode);
-	struct midi_file_info *get_midi_file_info(const char *filename, int newp);
 	void recompute_freq(int v);
 	int get_default_mapID(int ch);
 	void init_channel_layer(int ch);