[Bug 701650] v4l2: make sure the element is not deleted before the pool

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=701650
  GStreamer | gst-plugins-good | git

Sebastian Dröge <slomo> changed:

           What    |Removed                     |Added
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                 CC|                            |slomo at circular-chaos.org

--- Comment #1 from Sebastian Dröge <slomo at circular-chaos.org> 2013-06-06 12:43:01 UTC ---
Note that this creates a refcount circle. v4l2object and pool own a reference
of each other. Which will mean that you will leak both. The alternative is a
(see xvimagesink) object to hold the v4l2 context, which is owned by both the
sink and the buffer pool.

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