From dea0ecbf29615c2dc12a8298cff53a1b844529b5 Mon Sep 17 00:00:00 2001
From: Alain Carlucci <carpikemail@gmail.com>
Date: Sun, 17 Jul 2022 17:52:10 +0200
Subject: [PATCH] fix double-free when codec_terminate is called multiple times

---
 openrtx/src/core/audio_codec.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/openrtx/src/core/audio_codec.c b/openrtx/src/core/audio_codec.c
index ddae6745..449a2d62 100644
--- a/openrtx/src/core/audio_codec.c
+++ b/openrtx/src/core/audio_codec.c
@@ -79,7 +79,11 @@ void codec_terminate()
     pthread_cond_destroy(&not_empty);
     pthread_cond_destroy(&not_full);
 
-    if(audioBuf != NULL) free(audioBuf);
+    if(audioBuf != NULL)
+    {
+        free(audioBuf);
+        audioBuf = NULL;
+    }
 }
 
 bool codec_startEncode(const enum AudioSource source)