From 762ab15450dc1d32534dc49a2f5627da71312f9c Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Fri, 13 Mar 2015 00:18:14 +0900
Subject: [PATCH] Avoid copy

---
 src/OpenedFileCounter.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/OpenedFileCounter.cc b/src/OpenedFileCounter.cc
index efdf8368..aa350079 100644
--- a/src/OpenedFileCounter.cc
+++ b/src/OpenedFileCounter.cc
@@ -65,7 +65,7 @@ void OpenedFileCounter::ensureMaxOpenFileLimit(size_t numNewFiles)
   size_t numClose = numOpenFiles_ + numNewFiles - maxOpenFiles_;
   size_t left = numClose;
 
-  auto requestGroups = rgman_->getRequestGroups();
+  auto& requestGroups = rgman_->getRequestGroups();
 
   auto mark = std::begin(requestGroups);
   std::advance(mark,