From 5a1293a27e714d0a417d4e32291f80a9d36b29ae Mon Sep 17 00:00:00 2001
From: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
Date: Wed, 25 Jul 2012 15:11:51 +0200
Subject: [PATCH] plugins: fix creation of video buffer from surface proxy.

Fix a regression introduced with commit 8ef490a.
---
 gst/vaapi/gstvaapipluginbuffer.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/gst/vaapi/gstvaapipluginbuffer.c b/gst/vaapi/gstvaapipluginbuffer.c
index 7005a2b83a..33cb9176c3 100644
--- a/gst/vaapi/gstvaapipluginbuffer.c
+++ b/gst/vaapi/gstvaapipluginbuffer.c
@@ -120,10 +120,15 @@ GstBuffer *
 gst_vaapi_video_buffer_new_with_surface_proxy(GstVaapiSurfaceProxy *proxy)
 {
     GstVaapiDisplay *display;
+    GstVaapiSurface *surface;
 
     g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
 
-    display = gst_vaapi_object_get_display(GST_VAAPI_OBJECT(proxy));
+    surface = gst_vaapi_surface_proxy_get_surface(proxy);
+    if (!surface)
+        return NULL;
+
+    display = gst_vaapi_object_get_display(GST_VAAPI_OBJECT(surface));
     if (!display)
         return NULL;