From 0ea11b520f610d0ed8fc34f50a7880c3c78c4186 Mon Sep 17 00:00:00 2001
From: Florian Forster <octo@collectd.org>
Date: Thu, 17 Dec 2015 14:21:27 +0100
Subject: [PATCH] gmond plugin: Check return value of setsockopt(2).

CID: 38112
---
 src/gmond.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/gmond.c b/src/gmond.c
index a1fa9ea4..99d1334b 100644
--- a/src/gmond.c
+++ b/src/gmond.c
@@ -286,8 +286,14 @@ static int create_sockets (socket_entry_t **ret_sockets, /* {{{ */
     {
       int yes = 1;
 
-      setsockopt (sockets[sockets_num].fd, SOL_SOCKET, SO_REUSEADDR,
+      status = setsockopt (sockets[sockets_num].fd, SOL_SOCKET, SO_REUSEADDR,
           (void *) &yes, sizeof (yes));
+      if (status != 0)
+      {
+        char errbuf[1024];
+        WARNING ("gmond plugin: setsockopt(2) failed: %s",
+                 sstrerror (errno, errbuf, sizeof (errbuf)));
+      }
     }
 
     status = bind (sockets[sockets_num].fd, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
-- 
2.11.0