Merge commit '336d2f0979b43a39bd11a047d798b7990d8b07c6'

* commit '336d2f0979b43a39bd11a047d798b7990d8b07c6':
  avplay: Free frame and graph when memory allocation fails

Conflicts:
	ffplay.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

ffplay.c

@@ -2231,13 +2231,19 @@ static int video_thread(void *arg)
     enum AVPixelFormat last_format = -2;
     int last_serial = -1;
     int last_vfilter_idx = 0;
-    if (!graph)
+    if (!graph) {
+        av_frame_free(&frame);
         return AVERROR(ENOMEM);
+    }
 
 #endif
 
-    if (!frame)
+    if (!frame) {
+#if CONFIG_AVFILTER
+        avfilter_graph_free(&graph);
+#endif
         return AVERROR(ENOMEM);
+    }
 
     for (;;) {
         ret = get_video_frame(is, frame);