From eebd83329e84e81ff220225dae7a14b29b9b0a4d Mon Sep 17 00:00:00 2001
From: Serguey Zefirov <serguey.zefirov@mariadb.com>
Date: Tue, 23 Sep 2025 17:03:46 +0300
Subject: [PATCH] fix(shmem leak) MCOL-6064: excessive memory use

This three-liner releases shared memory object, which is N*16M in size, and its' leakage quickly grows memory use.
---
 versioning/BRM/brmshmimpl.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/versioning/BRM/brmshmimpl.cpp b/versioning/BRM/brmshmimpl.cpp
index 82bef3b7c..7ab04d788 100644
--- a/versioning/BRM/brmshmimpl.cpp
+++ b/versioning/BRM/brmshmimpl.cpp
@@ -422,6 +422,10 @@ BRMManagedShmImplRBTree::BRMManagedShmImplRBTree(unsigned key, off_t size, bool
 
 BRMManagedShmImplRBTree::~BRMManagedShmImplRBTree()
 {
+  if (fShmSegment)
+  {
+    delete fShmSegment;
+  }
 }
 
 void BRMManagedShmImplRBTree::setReadOnly()