Port NEGEMM to memory injecting interface (Part 3)

- Complete porting of NEGEMM to the new API

Resolves: COMPMID-4402

Change-Id: I14904102b25332dbb4fc048d45dca068a15b6eca
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5890
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/src/runtime/cpu/utils/CpuAuxTensorHandler.h b/src/runtime/cpu/utils/CpuAuxTensorHandler.h
index 644018a..0d1c927 100644
--- a/src/runtime/cpu/utils/CpuAuxTensorHandler.h
+++ b/src/runtime/cpu/utils/CpuAuxTensorHandler.h
@@ -41,6 +41,10 @@
     CpuAuxTensorHandler(int slot_id, TensorInfo &info, ITensorPack &pack, bool pack_inject = false)
         : _tensor()
     {
+        if(info.total_size() == 0)
+        {
+            return;
+        }
         _tensor.allocator()->soft_init(info);
 
         ITensor *packed_tensor = utils::cast::polymorphic_downcast<ITensor *>(pack.get_tensor(slot_id));