libavformat/srtp.c:129: error: Uninitialized Value
  The value read from seq_largest was never initialized.

libavformat/srtp.c:129:5: 
127.     uint8_t iv[16] = { 0 }, hmac[20];
128.     int len = *lenptr;
129.     int av_uninit(seq_largest);
         ^
130.     uint32_t ssrc, av_uninit(roc);
131.     uint64_t index;
