protection: Fix the string to define unspecified system id

[platform/upstream/gstreamer.git] / gst / gstmessage.c

diff --git a/gst/gstmessage.c b/gst/gstmessage.c
index 31ad649..25c47e1 100644 (file)
--- a/gst/gstmessage.c
+++ b/gst/gstmessage.c
@@ -217,6 +217,9 @@ _gst_message_free (GstMessage * message)
     gst_structure_set_parent_refcount (structure, NULL);
     gst_structure_free (structure);
   }
+#ifdef USE_POISONING
+  memset (message, 0xff, sizeof (GstMessageImpl));
+#endif
 
   g_slice_free1 (sizeof (GstMessageImpl), message);
 }
@@ -367,6 +370,7 @@ void
 gst_message_set_seqnum (GstMessage * message, guint32 seqnum)
 {
   g_return_if_fail (GST_IS_MESSAGE (message));
+  g_return_if_fail (seqnum != GST_SEQNUM_INVALID);
 
   GST_MESSAGE_SEQNUM (message) = seqnum;
 }