SoftAMR: check input buffer size to avoid overflow. am: 55e5218 am: 4a9d762 am: d82ca56 am: 7840f05 am: adb7d9c am: 9eedbf4 am: e00b888 am: 18fedd0
am: 717d980

* commit '717d980d2a05095916e8ba84c54f5fc4a6b02f8e':
  SoftAMR: check input buffer size to avoid overflow.