drm: rcar-du: Fix framebuffer reference leak through plane state
authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Thu, 5 Mar 2015 17:41:04 +0000 (19:41 +0200)
committerLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Thu, 19 Mar 2015 10:00:21 +0000 (12:00 +0200)
Plane state duplication takes a reference to the framebuffer stored in
the state, but state destroy doesn't release it. This causes a reference
leak. Fix it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

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