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Don't do any work if output tensor is null (prevent div by 0) #49657

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merged 1 commit into from May 26, 2021
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Don't do any work if output tensor is null (prevent div by 0) #49657

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2 changes: 2 additions & 0 deletions tensorflow/core/kernels/maxpooling_op.cc
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Expand Up @@ -1077,6 +1077,8 @@ class MaxPoolingGradWithArgmaxOp : public OpKernel {
OP_REQUIRES_OK(context, context->forward_input_or_allocate_output(
{0}, 0, out_shape, &grad_out));

if (out_shape.num_elements() == 0) return; // nothing to be done

LaunchMaxPoolingGradWithArgmax<Device, T>::launch(
context, params, grad_in, argmax, grad_out, include_batch_in_index_);
}
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