From 9f71d552581e553bb0254cc2758873b44bffe683 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Sun, 27 Aug 2017 01:00:57 +0100
Subject: [PATCH] fixing couple of small memory leaks

---
 src/common/cvar.c          | 21 +++++++++++++++++++++
 src/common/header/common.h |  2 ++
 src/common/misc.c          |  1 +
 3 files changed, 24 insertions(+)

diff --git a/src/common/cvar.c b/src/common/cvar.c
index 2f59bf46..c972f4bc 100644
--- a/src/common/cvar.c
+++ b/src/common/cvar.c
@@ -585,3 +585,24 @@ Cvar_Init(void)
 	Cmd_AddCommand("cvarlist", Cvar_List_f);
 }
 
+/*
+ * Free list of cvars
+ */
+void
+Cvar_Fini(void)
+{
+	cvar_t *var;
+
+	for (var = cvar_vars; var;)
+	{
+		cvar_t *c = var;
+		Z_Free(var->string);
+		Z_Free(var->name);
+		Z_Free(var);
+		var = c->next;
+	}
+
+	Cmd_RemoveCommand("cvarlist");
+	Cmd_RemoveCommand("set");
+}
+
diff --git a/src/common/header/common.h b/src/common/header/common.h
index 7e329180..42503051 100644
--- a/src/common/header/common.h
+++ b/src/common/header/common.h
@@ -475,6 +475,8 @@ void Cvar_WriteVariables(char *path);
 
 void Cvar_Init(void);
 
+void Cvar_Fini(void);
+
 char *Cvar_Userinfo(void);
 
 /* returns an info string containing all the CVAR_USERINFO cvars */
diff --git a/src/common/misc.c b/src/common/misc.c
index 4cc2adb4..91b3a148 100644
--- a/src/common/misc.c
+++ b/src/common/misc.c
@@ -411,5 +411,6 @@ Qcommon_Frame(int msec)
 void
 Qcommon_Shutdown(void)
 {
+	Cvar_Fini();
 }