From fadcd031390dd4588bbb1c07e5020a7131312050 Mon Sep 17 00:00:00 2001
From: MarcoFalke <falke.marco@gmail.com>
Date: Tue, 1 Feb 2022 16:08:57 +0100
Subject: [PATCH] Fix unsigned integer overflow in LoadMempool

---
 src/validation.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/validation.cpp b/src/validation.cpp
index c12dc9e8b6..f2fa1cf8d5 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4493,7 +4493,8 @@ bool LoadMempool(CTxMemPool& pool, CChainState& active_chainstate, FopenFn mocka
         }
         uint64_t num;
         file >> num;
-        while (num--) {
+        while (num) {
+            --num;
             CTransactionRef tx;
             int64_t nTime;
             int64_t nFeeDelta;