net: Add missing locks in net.{cpp,h}

* writing variable 'nTotalBytesRecv' requires holding mutex 'cs_totalBytesRecv' exclusively
* writing variables 'nTotalBytesSent'/'nMaxOutboundTotalBytesSentInCycle'/'nMaxOutboundCycleStartTime' require holding mutex 'cs_totalBytesSent' exclusively
* writing variable 'nMaxOutboundTimeframe'/'nMaxOutboundLimit' require holding mutex 'cs_totalBytesSent' exclusively
* writing variable 'vAddedNodes' requires holding mutex 'cs_vAddedNodes' exclusively

1 files changed, 10 insertions, 4 deletions

diff --git a/src/net.cpp b/src/net.cpp
index a8e5143d5e..12a0820a49 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -2269,10 +2269,16 @@ bool CConnman::Start(CScheduler& scheduler, const Options& connOptions)
 {
     Init(connOptions);
 
-    nTotalBytesRecv = 0;
-    nTotalBytesSent = 0;
-    nMaxOutboundTotalBytesSentInCycle = 0;
-    nMaxOutboundCycleStartTime = 0;
+    {
+        LOCK(cs_totalBytesRecv);
+        nTotalBytesRecv = 0;
+    }
+    {
+        LOCK(cs_totalBytesSent);
+        nTotalBytesSent = 0;
+        nMaxOutboundTotalBytesSentInCycle = 0;
+        nMaxOutboundCycleStartTime = 0;
+    }
 
     if (fListen && !InitBinds(connOptions.vBinds, connOptions.vWhiteBinds)) {
         if (clientInterface) {