From 72bc180795b62cf29433635521ec86c803b46c08 Mon Sep 17 00:00:00 2001
From: Ross Nicoll <jrn@jrn.me.uk>
Date: Wed, 16 Jun 2021 22:54:30 +0100
Subject: Cap maximum fee

Cap maximum fee at 21 million Dogecoins to ensure there is no overflow in the fee logic.
---
 src/policy/feerate.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/policy/feerate.cpp')

diff --git a/src/policy/feerate.cpp b/src/policy/feerate.cpp
index 04e0e117a..aeeb341ea 100644
--- a/src/policy/feerate.cpp
+++ b/src/policy/feerate.cpp
@@ -13,7 +13,8 @@ CFeeRate::CFeeRate(const CAmount& nFeePaid, size_t nBytes_)
     int64_t nSize = int64_t(nBytes_);
 
     if (nSize > 0)
-        nSatoshisPerK = nFeePaid * 1000 / nSize;
+        // Dogecoin: Cap the fee paid so we can't overflow.
+        nSatoshisPerK = std::min(MAX_FEE_RATE, nFeePaid) * 1000 / nSize;
     else
         nSatoshisPerK = 0;
 }
-- 
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