3 files changed, 6 insertions, 13 deletions
diff --git a/src/core/Size3D.cpp b/src/core/Size3D.cpp
index 4b7850bf38..3ee9fb8e5c 100644
--- a/src/core/Size3D.cpp
+++ b/src/core/Size3D.cpp
@@ -30,14 +30,4 @@ std::string Size3D::to_string() const
 {
     return support::cpp11::to_string(width) + std::string("x") + support::cpp11::to_string(height) + std::string("x") + support::cpp11::to_string(depth);
 }
-
-bool operator!=(const Size3D &lhs, const Size3D &rhs)
-{
-    return !(lhs == rhs);
-}
-
-bool operator==(const Size3D &lhs, const Size3D &rhs)
-{
-    return (lhs.width == rhs.width) && (lhs.height == rhs.height) && (lhs.depth == rhs.depth);
-}
 }
 \ No newline at end of file
diff --git a/src/cpu/kernels/CpuDirectConv3dKernel.cpp b/src/cpu/kernels/CpuDirectConv3dKernel.cpp
index 4f47787c93..36764a625d 100644
--- a/src/cpu/kernels/CpuDirectConv3dKernel.cpp
+++ b/src/cpu/kernels/CpuDirectConv3dKernel.cpp
@@ -109,14 +109,16 @@ const DirectConv3dKernel *get_implementation(const DirectConv3dSelectorData &dat
 
 Status validate_arguments(const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *src2, const ITensorInfo *dst, const Conv3dInfo &conv_info)
 {
-    const auto *uk = get_implementation(DirectConv3dSelectorData{ src0->data_type(), CPUInfo::get() });
-    ARM_COMPUTE_RETURN_ERROR_ON(uk == nullptr || uk->ukernel == nullptr);
-
     ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src0, src1, dst);
     ARM_COMPUTE_RETURN_ERROR_ON(src0->data_layout() != DataLayout::NDHWC);
+    ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_LAYOUT(src0, src1, dst);
     ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(src0);
     ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src0, 1, DataType::F16, DataType::F32, DataType::QASYMM8, DataType::QASYMM8_SIGNED);
     ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src0, src1);
+    ARM_COMPUTE_RETURN_ERROR_ON(conv_info.dilation != Size3D(1U, 1U, 1U));
+
+    const auto *uk = get_implementation(DirectConv3dSelectorData{ src0->data_type(), CPUInfo::get() });
+    ARM_COMPUTE_RETURN_ERROR_ON(uk == nullptr || uk->ukernel == nullptr);
 
     const DataLayout data_layout = src0->data_layout();
     const int        channel_idx = get_data_layout_dimension_index(data_layout, DataLayoutDimension::CHANNEL);
diff --git a/src/gpu/cl/kernels/ClDirectConv3dKernel.cpp b/src/gpu/cl/kernels/ClDirectConv3dKernel.cpp
index 27afb7e190..a0735b1112 100644
--- a/src/gpu/cl/kernels/ClDirectConv3dKernel.cpp
+++ b/src/gpu/cl/kernels/ClDirectConv3dKernel.cpp
@@ -47,6 +47,7 @@ Status validate_arguments(const ITensorInfo *src0, const ITensorInfo *src1, cons
     ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(src0);
     ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src0, 1, DataType::F16, DataType::F32, DataType::QASYMM8, DataType::QASYMM8_SIGNED);
     ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src0, src1);
+    ARM_COMPUTE_RETURN_ERROR_ON(conv3d_info.dilation != Size3D(1U, 1U, 1U));
 
     ARM_COMPUTE_RETURN_ERROR_ON_MSG(src1->dimension(1) != src0->dimension(0), "Weights feature map dimension should match the respective src's one");
     ARM_COMPUTE_RETURN_ERROR_ON_MSG(src1->num_dimensions() > 5, "Weights can be at most 5 dimensional");