From 2cf19176dcb14c51cf8b200ea689e93fb54d661a Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha@centricular.com>
Date: Tue, 25 Mar 2025 03:04:52 +0900
Subject: [PATCH] codecccinserter: Fix event double free

Need to steal GstVideoCodecFrame.events before unref

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8673>
---
 .../gst-plugins-bad/ext/closedcaption/gstcodecccinserter.c       | 1 +
 1 file changed, 1 insertion(+)

diff --git a/subprojects/gst-plugins-bad/ext/closedcaption/gstcodecccinserter.c b/subprojects/gst-plugins-bad/ext/closedcaption/gstcodecccinserter.c
index bfafdb1051..3d6d15d7fc 100644
--- a/subprojects/gst-plugins-bad/ext/closedcaption/gstcodecccinserter.c
+++ b/subprojects/gst-plugins-bad/ext/closedcaption/gstcodecccinserter.c
@@ -552,6 +552,7 @@ gst_codec_cc_inserter_chain (GstPad * pad, GstObject * parent,
   if (!klass->push (self, frame, &latency)) {
     GST_ERROR_OBJECT (self, "Couldn't process frame");
     priv->current_frame_events = frame->events;
+    frame->events = NULL;
     gst_video_codec_frame_unref (frame);
     /* TODO: return error in case of too many decoding error */
     return GST_FLOW_OK;