From 76511d0d849283b94be9d380e4d4c9a30721e3e5 Mon Sep 17 00:00:00 2001
From: Konstantinos Natsakis <github.com@aleph-0.net>
Date: Thu, 9 Jan 2014 23:48:36 +0200
Subject: [PATCH] dnsproxy.cc prints warning if sendmsg fails

---
 pdns/dnsproxy.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pdns/dnsproxy.cc b/pdns/dnsproxy.cc
index fe280e438e..78d06a95b2 100644
--- a/pdns/dnsproxy.cc
+++ b/pdns/dnsproxy.cc
@@ -212,7 +212,8 @@ void DNSProxy::mainloop(void)
         if(i->second.anyLocal) {
           addCMsgSrcAddr(&msgh, cbuf, i->second.anyLocal.get_ptr());
         }
-        sendmsg(i->second.outsock, &msgh, 0);
+        if(sendmsg(i->second.outsock, &msgh, 0) < 0)
+          L<<Logger::Warning<<"dnsproxy.cc: Error sending reply with sendmsg (socket="<<i->second.outsock<<"): "<<strerror(errno)<<endl;
         
         PC.insert(&q, &p);
         i->second.created=0;
-- 
2.47.2