[Commits] [wesnoth/wesnoth] d063aa: Don't use invalid music indices. Fixes #1861

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: d063aa077a481000192fbff9c5d1fa7c47962ba7
      https://github.com/wesnoth/wesnoth/commit/d063aa077a481000192fbff9c5d1fa7c47962ba7
  Author: Alexander van Gessel <ai0867 at gmail.com>
  Date:   2017-10-20 (Fri, 20 Oct 2017)

  Changed paths:
    M src/scripting/lua_audio.cpp
    M src/sound.cpp
    M src/sound.hpp

  Log Message:
  -----------
  Don't use invalid music indices. Fixes #1861