From ca8719a24eee5969f997b67d326257f21b196677 Mon Sep 17 00:00:00 2001
From: zhaojiaying01 <zhaojiaying01@baidu.com>
Date: Fri, 31 Aug 2018 20:02:54 +0800
Subject: [PATCH] update the structure of the code of im2col.cpp

---
 .../kernel/central-arm-func/conv_transpose_arm_func.h         | 4 ----
 src/operators/math/im2col.cpp                                 | 1 +
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/operators/kernel/central-arm-func/conv_transpose_arm_func.h b/src/operators/kernel/central-arm-func/conv_transpose_arm_func.h
index 51dac36aee..343e5f1476 100644
--- a/src/operators/kernel/central-arm-func/conv_transpose_arm_func.h
+++ b/src/operators/kernel/central-arm-func/conv_transpose_arm_func.h
@@ -96,10 +96,6 @@ void ConvTransposeCompute(const ConvTransposeParam<CPU> &param) {
 
       math::matmul(filter_slice, true, in_slice, false, static_cast<P>(1.0),
                    &col_matrix, static_cast<P>(0.0));
-      //初始化out_slice的值为0
-      float *tmp = out_slice.data<float>();
-      int numel = out_slice.numel();
-      memset(static_cast<void *>(tmp), 0, sizeof(float) * numel);
       if (data_dim == 2U) {
         col2im(col, dilations, strides,
                std::vector<int>{paddings[0], paddings[1], paddings[0],
diff --git a/src/operators/math/im2col.cpp b/src/operators/math/im2col.cpp
index cb4d02f45c..4065f7d9c4 100644
--- a/src/operators/math/im2col.cpp
+++ b/src/operators/math/im2col.cpp
@@ -481,6 +481,7 @@ class Col2ImFunctor<ColFormat::kCFO, CPU, T> {
 
     T *im_data = im->data<T>();
     const T *col_data = col.data<T>();
+    memset(static_cast<void *>(im_data), 0, sizeof(T) * im->numel());
 
     for (int c = 0; c < channels_col; ++c) {
       int w_offset = c % filter_width;
-- 
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