From f5f2f9716885e7548809e77f46b493c896a019bf Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Sun, 31 Jan 2021 21:03:05 +0000
Subject: [PATCH] net: Avoid UBSan warning in ProcessMessage(...)

---
 src/net_processing.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index b68453759a0..8936b8109d2 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -2489,6 +2489,9 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
         bool fRelay = true;
 
         vRecv >> nVersion >> nServiceInt >> nTime >> addrMe;
+        if (nTime < 0) {
+            nTime = 0;
+        }
         nServices = ServiceFlags(nServiceInt);
         if (!pfrom.IsInboundConn())
         {