1 files changed, 2 insertions, 0 deletions
diff --git a/src/net.h b/src/net.h
index a9da38146b..505962f51a 100644
--- a/src/net.h
+++ b/src/net.h
@@ -618,6 +618,8 @@ public:
     std::list<CNetMessage> vProcessMsg;
     size_t nProcessQueueSize;
 
+    CCriticalSection cs_sendProcessing;
+
     std::deque<CInv> vRecvGetData;
     uint64_t nRecvBytes;
     std::atomic<int> nRecvVersion;