Revert "Gva gormv2 dev"

奇淼（piexlmax · web-flow · commit 86cfebb064f1 · 2021-05-20T11:05:44.000+08:00
diff --git a/server/service/sys_casbin.go b/server/service/sys_casbin.go
@@ -91,9 +91,8 @@ func ClearCasbin(v int, p ...string) bool {
 //@return: *casbin.Enforcer
 
 var (
-	e     *casbin.Enforcer
-	once  sync.Once
-	eLock sync.Mutex
+	e    *casbin.Enforcer
+	once sync.Once
 )
 
 func Casbin() *casbin.Enforcer {
@@ -102,9 +101,7 @@ func Casbin() *casbin.Enforcer {
 		e, _ = casbin.NewEnforcer(global.GVA_CONFIG.Casbin.ModelPath, a)
 		e.AddFunction("ParamsMatch", ParamsMatchFunc)
 	})
-	eLock.Lock()
 	_ = e.LoadPolicy()
-	eLock.Unlock()
 	return e
 }
 
