libavformat/asfdec.c:1589: error: Uninitialized Value
  The value read from st_found was never initialized.

libavformat/asfdec.c:1589:13: 
1587.             }
1588.         }
1589.         if (st_found)
                  ^
1590.             break;
1591.         av_packet_unref(&pkt);
