Reset the stream position when rar stream_filter failed to load.

modules/access/rar/stream.c

@@ -92,7 +92,9 @@ static int Open(vlc_object_t *object)
 
     int count;
     rar_file_t **files;
+    const int64_t position = stream_Tell(s->p_source);
     if (RarParse(s->p_source, &count, &files) || count <= 0) {
+        stream_Seek(s->p_source, position);
         msg_Err(s, "Invalid or unsupported RAR archive");
         free(files);
         return VLC_EGENERIC;