From 4cd859c57804546620043dadf673e2b790ecf3cb Mon Sep 17 00:00:00 2001
From: yangyaming <mxscmxsc@gmail.com>
Date: Thu, 9 Nov 2017 15:58:50 +0800
Subject: [PATCH] auto --> auto&

---
 paddle/gserver/layers/ScaleSubRegionLayer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/gserver/layers/ScaleSubRegionLayer.cpp b/paddle/gserver/layers/ScaleSubRegionLayer.cpp
index b18bc0c1b90..aa6778aef4e 100644
--- a/paddle/gserver/layers/ScaleSubRegionLayer.cpp
+++ b/paddle/gserver/layers/ScaleSubRegionLayer.cpp
@@ -49,7 +49,7 @@ void ScaleSubRegionLayer::forward(PassType passType) {
   shape_ = TensorShape({batchSize, channelsNum_, imgH_, imgW_});
 
   resetOutput(batchSize, imgV->getWidth());
-  auto out = getOutput();
+  auto& out = getOutput();
   out.setFrameHeight(imgH_);
   out.setFrameWidth(imgW_);
 
-- 
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