net: Avoid UBSan warning in ProcessMessage(...)

practicalswift · practicalswift · commit f5f2f9716885 · 2021-02-02T08:43:19.000Z
diff --git 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())
         {

Original file line number	Diff line number	Diff line change
`@@ -2489,6 +2489,9 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,`
`2489`	`2489`	`bool fRelay = true;`
`2490`	`2490`
`2491`	`2491`	`vRecv >> nVersion >> nServiceInt >> nTime >> addrMe;`
	`2492`	`+ if (nTime < 0) {`
	`2493`	`+ nTime = 0;`
	`2494`	`+ }`
`2492`	`2495`	`nServices = ServiceFlags(nServiceInt);`
`2493`	`2496`	`if (!pfrom.IsInboundConn())`
`2494`	`2497`	`{`