From 112e3edbf64e5326eba9ad26c049f816ef278783 Mon Sep 17 00:00:00 2001
From: wangchaochaohu <wangchao66@baidu.com>
Date: Mon, 16 Mar 2020 21:32:42 +0800
Subject: [PATCH] fix the conv group problem test=develop (#23025)

---
 paddle/fluid/operators/conv_cudnn_op.cu | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/paddle/fluid/operators/conv_cudnn_op.cu b/paddle/fluid/operators/conv_cudnn_op.cu
index cc5ae4c8375..c885bf0d50e 100644
--- a/paddle/fluid/operators/conv_cudnn_op.cu
+++ b/paddle/fluid/operators/conv_cudnn_op.cu
@@ -559,7 +559,8 @@ class CUDNNConvGradOpKernel : public framework::OpKernel<T> {
     cudnnConvolutionBwdFilterAlgo_t filter_algo =
         static_cast<cudnnConvolutionBwdFilterAlgo_t>(0);
     size_t workspace_size = 0;
-    int iwo_groups, c_groups;
+    int iwo_groups = groups;
+    int c_groups = 1;
 
 #if CUDNN_VERSION_MIN(7, 0, 1)
     iwo_groups = 1;
-- 
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