Merge commit 'c8fa647811371885be421a84a2388529857fed23'

* commit 'c8fa647811371885be421a84a2388529857fed23':
  oggparsespeex: Fix unchecked malloc

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

libavformat/oggparsespeex.c

@@ -47,6 +47,8 @@ static int speex_header(AVFormatContext *s, int idx) {
 
     if (!spxp) {
         spxp = av_mallocz(sizeof(*spxp));
+        if (!spxp)
+            return AVERROR(ENOMEM);
         os->private = spxp;
     }