@@ -919,7 +919,9 @@ static int64_t rm_read_dts(AVFormatContext *s, int stream_index,

     if(rm->old_format)

         return AV_NOPTS_VALUE;

-    avio_seek(s->pb, pos, SEEK_SET);

+    if (avio_seek(s->pb, pos, SEEK_SET) < 0)

+        return AV_NOPTS_VALUE;

+

     rm->remaining_len=0;

     for(;;){

         int seq=1;