From fca9874a9b42a2134f907d2fb46ab774a831404a Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihaimaruseac@google.com>
Date: Mon, 19 Apr 2021 17:33:11 -0700
Subject: [PATCH] Prevent another division by zero.

PiperOrigin-RevId: 369338598
Change-Id: I55471d363e401fdcf8d259670ad4eef672b731e2
---
 tensorflow/core/kernels/conv_grad_shape_utils.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tensorflow/core/kernels/conv_grad_shape_utils.cc b/tensorflow/core/kernels/conv_grad_shape_utils.cc
index 7543ce669923a..805f5809a472e 100644
--- a/tensorflow/core/kernels/conv_grad_shape_utils.cc
+++ b/tensorflow/core/kernels/conv_grad_shape_utils.cc
@@ -127,6 +127,10 @@ Status ConvBackpropComputeDimensionsV2(
   // dimensions of the filter Tensor.
   VLOG(2) << "input vs filter_in depth " << dims->in_depth << " "
           << filter_shape.dim_size(num_dims - 2);
+  if (filter_shape.dim_size(num_dims - 2) <= 0) {
+    return errors ::InvalidArgument(
+        label, ": filter depth must be strictly greated than zero");
+  }
   if (dims->in_depth % filter_shape.dim_size(num_dims - 2)) {
     return errors::InvalidArgument(
         label, ": input depth must be evenly divisible by filter depth");