Merge commit '733f4b05f0e120ddd0393b23f2b6d9106cf922e4'

* commit '733f4b05f0e120ddd0393b23f2b6d9106cf922e4':
  avplay: Check format allocation inside decode_thread()

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

ffplay.c

@@ -2884,6 +2884,11 @@ static int read_thread(void *arg)
     is->eof = 0;
 
     ic = avformat_alloc_context();
+    if (!ic) {
+        av_log(NULL, AV_LOG_FATAL, "Could not allocate context.\n");
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
     ic->interrupt_callback.callback = decode_interrupt_cb;
     ic->interrupt_callback.opaque = is;
     if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {