From 3de7d40dd5e34d9b85e3dbbfc47a1f1874e0b22a Mon Sep 17 00:00:00 2001
From: Matt Crane <mattcrane@tycoint.com>
Date: Fri, 15 Jan 2016 10:49:12 -0500
Subject: shmsink: fix possible deadlock in _render()/ _allocator_free()

Drop object lock before unrefing memory, otherwise the object
lock might be taken again from the allocator and then things
deadlock.

https://bugzilla.gnome.org/show_bug.cgi?id=760551
---
 sys/shm/gstshmsink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/shm/gstshmsink.c b/sys/shm/gstshmsink.c
index bb700ca51..5a7041710 100644
--- a/sys/shm/gstshmsink.c
+++ b/sys/shm/gstshmsink.c
@@ -715,8 +715,8 @@ gst_shm_sink_render (GstBaseSink * bsink, GstBuffer * buf)
     while (self->wait_for_connection && !self->clients) {
       g_cond_wait (&self->cond, GST_OBJECT_GET_LOCK (self));
       if (self->unlock) {
-        gst_memory_unref (memory);
         GST_OBJECT_UNLOCK (self);
+        gst_memory_unref (memory);
         return GST_FLOW_FLUSHING;
       }
     }
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