From c47e49e1e3f2697b0611d6919f53d4a8b2399043 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 28 Oct 2015 18:04:46 +0200
Subject: [PATCH] pad: Unblock blocking pad probes when receiving FLUSH_START
 in send_event() too

Without this, flushing might not unblock the streaming thread and cause deadlocks.

https://bugzilla.gnome.org/show_bug.cgi?id=757257
---
 gst/gstpad.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gst/gstpad.c b/gst/gstpad.c
index f5630dab01..80bee257cd 100644
--- a/gst/gstpad.c
+++ b/gst/gstpad.c
@@ -5407,6 +5407,8 @@ gst_pad_send_event_unchecked (GstPad * pad, GstEvent * event,
 
       GST_PAD_SET_FLUSHING (pad);
       GST_CAT_DEBUG_OBJECT (GST_CAT_EVENT, pad, "set flush flag");
+      GST_PAD_BLOCK_BROADCAST (pad);
+      type |= GST_PAD_PROBE_TYPE_EVENT_FLUSH;
       break;
     case GST_EVENT_FLUSH_STOP:
       /* we can't accept flush-stop on inactive pads else the flushing flag