From 58e4eda1c6d1fc90e2542393ee4e2aac5f55bf42 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Thu, 21 Jan 2021 20:28:03 +0300
Subject: [PATCH] mdbx: fix spilled page list memleak.

Change-Id: I8b3b3664711943b0809be7bcc6580aafd4e4c286
---
 src/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core.c b/src/core.c
index b907e402..eff491a9 100644
--- a/src/core.c
+++ b/src/core.c
@@ -7390,6 +7390,8 @@ static int mdbx_txn_end(MDBX_txn *txn, const unsigned mode) {
     txn->mt_flags = MDBX_TXN_FINISHED;
     txn->mt_owner = 0;
     env->me_txn = txn->mt_parent;
+    mdbx_pnl_free(txn->tw.spill_pages);
+    txn->tw.spill_pages = nullptr;
     if (txn == env->me_txn0) {
       mdbx_assert(env, txn->mt_parent == NULL);
       /* Export or close DBI handles created in this txn */
@@ -7434,7 +7436,6 @@ static int mdbx_txn_end(MDBX_txn *txn, const unsigned mode) {
         mdbx_dlist_free(txn);
       mdbx_dpl_free(txn);
       mdbx_pnl_free(txn->tw.reclaimed_pglist);
-      mdbx_pnl_free(txn->tw.spill_pages);
 
       if (parent->mt_geo.upper != txn->mt_geo.upper ||
           parent->mt_geo.now != txn->mt_geo.now) {