From a7830a293224c21742c892aadefe9971e498952e Mon Sep 17 00:00:00 2001
From: zmx <zmxdream@pku.edu.cn>
Date: Tue, 19 Oct 2021 10:37:42 +0800
Subject: [PATCH] bug fix for  DeserializeSelectedRows. test=develop (#36520)

---
 paddle/fluid/distributed/service/brpc_utils.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/paddle/fluid/distributed/service/brpc_utils.cc b/paddle/fluid/distributed/service/brpc_utils.cc
index a356b77e737..376e820cb7a 100644
--- a/paddle/fluid/distributed/service/brpc_utils.cc
+++ b/paddle/fluid/distributed/service/brpc_utils.cc
@@ -273,8 +273,8 @@ void DeserializeSelectedRows(framework::Variable* var, const VarMsg& msg,
   auto* slr = var->GetMutable<framework::SelectedRows>();
   framework::Tensor* tensor = slr->mutable_value();
   slr->set_height(msg.slr_height());
-  std::vector<int64_t> tmp_rows(msg.slr_height());
-  memcpy(&tmp_rows[0], msg.data().data(), msg.slr_height() * sizeof(int64_t));
+  std::vector<int64_t> tmp_rows(msg.dims()[0]);
+  memcpy(tmp_rows.data(), msg.data().data(), msg.dims()[0] * sizeof(int64_t));
   slr->set_rows(tmp_rows);
   std::vector<int> vec_dim;
   for (auto& x : msg.dims()) {
-- 
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