libavcodec/pcm.c:404: error: Uninitialized Value
  The value read from src2[_] was never initialized.

libavcodec/pcm.c:404:9: 
402.             for(c=0;c<avctx->channels;c++)
403.                 *samples++ = bytestream_get_le16(&src2[c]);
404.         src = src2[avctx->channels-1];
             ^
405.         break;
406.     case CODEC_ID_PCM_U16LE:
