From 921e6946c9b2dd885e50a7ce6c6466c25f6a69af Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Mon, 28 Nov 2011 22:04:45 +0000
Subject: [PATCH] fix identification of failed TCP connection

---
 panda/src/net/connectionManager.cxx | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/panda/src/net/connectionManager.cxx b/panda/src/net/connectionManager.cxx
index e045e43d7e..cf144271fc 100644
--- a/panda/src/net/connectionManager.cxx
+++ b/panda/src/net/connectionManager.cxx
@@ -234,6 +234,14 @@ open_TCP_client_connection(const NetAddress &address, int timeout_ms) {
     }
   }
 
+  if (okflag) {
+    // So, the connect() operation finished, but did it succeed or fail?
+    if (socket->GetPeerName().GetIPAddressRaw() == 0) {
+      // No peer means it failed.
+      okflag = false;
+    }
+  }
+
   if (!okflag) {
     net_cat.error()
       << "Unable to open TCP connection to server "