From c5f47c2107143bc9da8295abb5e7203f74076aef Mon Sep 17 00:00:00 2001
From: Physher <50398879+Minghui-Intel@users.noreply.github.com>
Date: Fri, 26 Jul 2019 10:28:05 +0800
Subject: [PATCH] fix mul_mkldnn_op build failure (#18816)

---
 paddle/fluid/operators/mkldnn/mul_mkldnn_op.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/operators/mkldnn/mul_mkldnn_op.cc b/paddle/fluid/operators/mkldnn/mul_mkldnn_op.cc
index 71b9cc1939..404f9f74d1 100644
--- a/paddle/fluid/operators/mkldnn/mul_mkldnn_op.cc
+++ b/paddle/fluid/operators/mkldnn/mul_mkldnn_op.cc
@@ -84,7 +84,7 @@ class MulPrimitiveFactory {
     if ((data->dims().size() == 4 &&
          src_fmt != (dst_fmt = memory::format::nchw)) ||
         (data->dims().size() == 5 &&
-         dst_fmt != (dst_fmt = memory::format::ncdhw))) {
+         src_fmt != (dst_fmt = memory::format::ncdhw))) {
       auto dst_mdesc = CreateMemDescriptor<T>(data, dst_fmt);
       x_tmp.mutable_data<T>(ctx.GetPlace(), data->memory_size());
 
-- 
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