From f456a7e868218a2461183f52a92fc281e9d0ca6c Mon Sep 17 00:00:00 2001
From: Rong Ma <rong.ma@intel.com>
Date: Fri, 24 Nov 2023 21:07:43 +0800
Subject: [PATCH] [VL] Fix: close QAT codec correctly (#3840)

Some of the inner structures of qzSession_ are not released without calling qzTeardownSession.
---
 cpp/core/utils/qat/QatCodec.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cpp/core/utils/qat/QatCodec.cc b/cpp/core/utils/qat/QatCodec.cc
index 76c7c8b03b49..1a5fc8ea6db1 100644
--- a/cpp/core/utils/qat/QatCodec.cc
+++ b/cpp/core/utils/qat/QatCodec.cc
@@ -37,6 +37,11 @@ class QatZipCodec : public arrow::util::Codec {
  protected:
   explicit QatZipCodec(int compressionLevel) : compressionLevel_(compressionLevel) {}
 
+  ~QatZipCodec() {
+    (void)qzTeardownSession(&qzSession_);
+    (void)qzClose(&qzSession_);
+  }
+
   arrow::Result<int64_t> Decompress(int64_t inputLen, const uint8_t* input, int64_t outputLen, uint8_t* output)
       override {
     uint32_t compressedSize = static_cast<uint32_t>(inputLen);