From 909f864a9bff2812bfea39c230ec779bccd54ca5 Mon Sep 17 00:00:00 2001
From: tink2123 <y_tink@163.com>
Date: Mon, 28 Jan 2019 22:45:11 -0800
Subject: [PATCH] remove unnecessary flags

test=develop
---
 paddle/fluid/operators/interpolate_op.cu | 10 ++++------
 paddle/fluid/operators/interpolate_op.h  | 10 ++++------
 2 files changed, 8 insertions(+), 12 deletions(-)

diff --git a/paddle/fluid/operators/interpolate_op.cu b/paddle/fluid/operators/interpolate_op.cu
index f86d2c4ab4e..b887878ea22 100644
--- a/paddle/fluid/operators/interpolate_op.cu
+++ b/paddle/fluid/operators/interpolate_op.cu
@@ -227,9 +227,8 @@ class InterpolateOpCUDAKernel : public framework::OpKernel<T> {
                                 : static_cast<float>(in_h) / out_h;
     }
     if (out_w > 1) {
-      ratio_w = (align_corners && out_w > 1)
-                    ? static_cast<float>(in_w - 1) / (out_w - 1)
-                    : static_cast<float>(in_w) / out_w;
+      ratio_w = (align_corners) ? static_cast<float>(in_w - 1) / (out_w - 1)
+                                : static_cast<float>(in_w) / out_w;
     }
 
     if (in_h == out_h && in_w == out_w) {
@@ -302,9 +301,8 @@ class InterpolateGradOpCUDAKernel : public framework::OpKernel<T> {
                                 : static_cast<float>(in_h) / out_h;
     }
     if (out_w > 1) {
-      ratio_w = (align_corners && out_w > 1)
-                    ? static_cast<float>(in_w - 1) / (out_w - 1)
-                    : static_cast<float>(in_w) / out_w;
+      ratio_w = (align_corners) ? static_cast<float>(in_w - 1) / (out_w - 1)
+                                : static_cast<float>(in_w) / out_w;
     }
 
     if (in_h == out_h && in_w == out_w) {
diff --git a/paddle/fluid/operators/interpolate_op.h b/paddle/fluid/operators/interpolate_op.h
index acdebf73e0d..c631ad1dd15 100644
--- a/paddle/fluid/operators/interpolate_op.h
+++ b/paddle/fluid/operators/interpolate_op.h
@@ -199,9 +199,8 @@ class InterpolateKernel : public framework::OpKernel<T> {
                                 : static_cast<float>(in_h) / out_h;
     }
     if (out_w > 1) {
-      ratio_w = (align_corners && out_w > 1)
-                    ? static_cast<float>(in_w - 1) / (out_w - 1)
-                    : static_cast<float>(in_w) / out_w;
+      ratio_w = (align_corners) ? static_cast<float>(in_w - 1) / (out_w - 1)
+                                : static_cast<float>(in_w) / out_w;
     }
 
     if ("bilinear" == interp_method) {
@@ -258,9 +257,8 @@ class InterpolateGradKernel : public framework::OpKernel<T> {
                                 : static_cast<float>(in_h) / out_h;
     }
     if (out_w > 1) {
-      ratio_w = (align_corners && out_w > 1)
-                    ? static_cast<float>(in_w - 1) / (out_w - 1)
-                    : static_cast<float>(in_w) / out_w;
+      ratio_w = (align_corners) ? static_cast<float>(in_w - 1) / (out_w - 1)
+                                : static_cast<float>(in_w) / out_w;
     }
 
     if ("bilinear" == interp_method) {
-- 
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