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authorMatt Crane <mattcrane@tycoint.com>2016-01-15 10:49:12 -0500
committerTim-Philipp Müller <tim@centricular.com>2016-01-16 22:08:01 +0000
commit3de7d40dd5e34d9b85e3dbbfc47a1f1874e0b22a (patch)
tree6d125e7a93626cfc1b99c66829563e48b8c753a2
parentf719b30815de4239bf58b5ad77a613b4ea1c791d (diff)
downloadgstreamer-plugins-bad-3de7d40dd5e34d9b85e3dbbfc47a1f1874e0b22a.tar.gz
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
-rw-r--r--sys/shm/gstshmsink.c2
1 files changed, 1 insertions, 1 deletions
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;
}
}