fix

adwpc · Jul 23, 2018 · 6e73573 · 6e73573
1 parent 141cb60
commit 6e73573
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/master.go b/master.go
@@ -22,14 +22,14 @@ func NewMaster() *Master {
 
 func (m *Master) GetWorker(id string) *Worker {
 	m.mutex.Lock()
+	defer m.mutex.Unlock()
 	if m.pool == nil {
 		m.pool = make(map[string]*Worker)
 	}
 	if _, ok := m.pool[id]; !ok {
 		m.pool[id] = NewWorker(id)
 		m.pool[id].RegMaster(m)
 	}
-	m.mutex.Unlock()
 
 	return m.pool[id]
 }