From 1f294b0a3030e2cc269999bc93862a631a9fc38e Mon Sep 17 00:00:00 2001
From: eshoguli <edward.shogulin@intel.com>
Date: Thu, 6 Jul 2023 18:45:56 +0100
Subject: [PATCH] [CPU] zero-point fix

---
 src/plugins/intel_cpu/src/graph_optimizer.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/plugins/intel_cpu/src/graph_optimizer.cpp b/src/plugins/intel_cpu/src/graph_optimizer.cpp
index 8952b09ea6f9af..ec4805a86406ee 100644
--- a/src/plugins/intel_cpu/src/graph_optimizer.cpp
+++ b/src/plugins/intel_cpu/src/graph_optimizer.cpp
@@ -756,8 +756,10 @@ void GraphOptimizer::FuseConvolutionAndZeroPoints(Graph &graph) {
                 return false;
         }
 
-        auto subtractArg0 = parent0->getParentEdgesAtPort(0)[0]->getParent();
-        if (subtractArg0->getOriginalOutputPrecisionAtPort(0) != Precision::U8)
+        const auto& parentEdge = parent0->getParentEdgeAt(0);
+        const auto& subtractArg0 = parentEdge->getParent();
+        const size_t portNum = parentEdge->getInputNum();
+        if (subtractArg0->getOriginalOutputPrecisionAtPort(portNum) != Precision::U8)
             return false;
 
         auto zeroPointsConstant = dynamic_cast<node::Input*>(subtractArg1.get());