From f11eb1fe279c4a92e1bfc2c139e8838c73459d12 Mon Sep 17 00:00:00 2001
From: willcl-ark <will@256k1.dev>
Date: Mon, 23 Jan 2023 12:11:53 +0000
Subject: [PATCH] wallet: permit mintxfee=0

Fixes #26797

Permit nodes to use a mintxfee of `0` if they choose.
Values below 0 are handled by the ParseMoney() check.
---
 src/wallet/wallet.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 6158ff033ca..49cdeee0a01 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2995,7 +2995,7 @@ std::shared_ptr<CWallet> CWallet::Create(WalletContext& context, const std::stri
 
     if (args.IsArgSet("-mintxfee")) {
         std::optional<CAmount> min_tx_fee = ParseMoney(args.GetArg("-mintxfee", ""));
-        if (!min_tx_fee || min_tx_fee.value() == 0) {
+        if (!min_tx_fee) {
             error = AmountErrMsg("mintxfee", args.GetArg("-mintxfee", ""));
             return nullptr;
         } else if (min_tx_fee.value() > HIGH_TX_FEE_PER_KB) {