From 7ad4f6156426b6e132f03ade864cf3c803e1a1be Mon Sep 17 00:00:00 2001
From: John <john@johng.cn>
Date: Wed, 2 Jan 2019 11:41:22 +0800
Subject: [PATCH] revert hot fix codes, waiting for next release to fix

---
 g/os/gcache/gcache_mem_cache.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/g/os/gcache/gcache_mem_cache.go b/g/os/gcache/gcache_mem_cache.go
index 85d1bef73..ad0f245d3 100644
--- a/g/os/gcache/gcache_mem_cache.go
+++ b/g/os/gcache/gcache_mem_cache.go
@@ -79,7 +79,7 @@ func (c *memCache) getExpireSet(expire int64) (expireSet *gset.Set) {
     c.expireSetMu.RLock()
     expireSet, _ = c.expireSets[expire]
     c.expireSetMu.RUnlock()
-    return
+    return nil
 }
 
 // 获取或者创建一个过期键名存放Set(由于是异步单线程执行，因此不会出现创建set时的覆盖问题)