From 8903f362380d75b6824407a3d6373f27ff0b386c Mon Sep 17 00:00:00 2001
From: Alexandre Tuleu <alexandre.tuleu.2005@polytechnique.org>
Date: Fri, 22 Jan 2016 19:19:08 +0100
Subject: [PATCH] Fixes lock

---
 main.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index 41782b1..77e6c24 100644
--- a/main.go
+++ b/main.go
@@ -218,7 +218,7 @@ func (a *appData) indexAlbum(stopChan <-chan struct{},
 			if err != nil {
 				a.errors <- fmt.Errorf("[INDEX]: delete failed: %s", err)
 			}
-			a.dbLock <- true
+
 		}
 	}
 }
@@ -227,12 +227,14 @@ func (a *appData) cacheAlbumDescription(getAlbum <-chan *Album, toIndex chan<- *
 	nbAlbums := 0
 	for album := range getAlbum {
 		nbAlbums++
+		a.dbLock <- true
 		albumCache, err := a.db.Get(album.ID)
+		<-a.dbLock
+
 		if err == nil {
 			toIndex <- albumCache
 			continue
 		}
-		a.dbLock <- true
 
 		err = a.getter.Get(album)
 		if err != nil {
@@ -240,6 +242,7 @@ func (a *appData) cacheAlbumDescription(getAlbum <-chan *Album, toIndex chan<- *
 			<-a.dbLock
 			continue
 		}
+		a.dbLock <- true
 		err = a.db.AddOrUpdate(album)
 		<-a.dbLock
 		if err != nil {