From bcd7bfc74e72751caa9af0b1ee1e6f052eb0715d Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Fri, 11 Mar 2016 04:17:19 +0900
Subject: [PATCH] audio: Bug fix: mixedPlayersStream.Read must return 0 when
 nothing plays (#180)

---
 exp/audio/audio.go | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/exp/audio/audio.go b/exp/audio/audio.go
index 19619d9ec..fdf5b4245 100644
--- a/exp/audio/audio.go
+++ b/exp/audio/audio.go
@@ -33,22 +33,13 @@ func min(a, b int) int {
 	return b
 }
 
-func max(a, b int) int {
-	if a > b {
-		return a
-	}
-	return b
-}
-
 func (s *mixedPlayersStream) Read(b []byte) (int, error) {
 	s.context.Lock()
 	defer s.context.Unlock()
 
 	l := len(b) / 4 * 4
 	if len(s.context.players) == 0 {
-		ll := min(4096, len(b))
-		copy(b, make([]byte, ll))
-		return ll, nil
+		return 0, nil
 	}
 	closed := []*Player{}
 	ll := l