From 7583dc2785016e590827beda907881dbee6a9842 Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Mon, 20 Mar 2017 17:17:54 +0000
Subject: [PATCH] bsnmp: don't leak snmp_client.fd in open_client_udp(..) on
 connect(2) failure

MFC after:	1 week
Sponsored by:	Dell EMC Isilon
---
 contrib/bsnmp/lib/snmpclient.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/bsnmp/lib/snmpclient.c b/contrib/bsnmp/lib/snmpclient.c
index 2dc9eb8dc9f0..dba7f5594a64 100644
--- a/contrib/bsnmp/lib/snmpclient.c
+++ b/contrib/bsnmp/lib/snmpclient.c
@@ -947,6 +947,8 @@ open_client_udp(const char *host, const char *port)
 			if ((res = res->ai_next) == NULL) {
 				seterr(&snmp_client, "%s", strerror(errno));
 				freeaddrinfo(res0);
+				(void)close(snmp_client.fd);
+				snmp_client.fd = -1;
 				return (-1);
 			}
 		} else