From dc3ddbb1377988f1335237ca68123671521f33cf Mon Sep 17 00:00:00 2001
From: Florian Forster <octo@collectd.org>
Date: Fri, 2 Sep 2016 08:23:27 +0200
Subject: [PATCH] ceph plugin: Ensure that at least one daemon is configured in
 cconn_main_loop().

This addresses a scan-build issue.
---
 src/ceph.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ceph.c b/src/ceph.c
index e6d3767b..ad0688cc 100644
--- a/src/ceph.c
+++ b/src/ceph.c
@@ -1468,6 +1468,12 @@ static int cconn_main_loop(uint32_t request_type)
     struct timeval end_tv;
     struct cconn io_array[g_num_daemons];
 
+    if (g_num_daemons < 1)
+    {
+        ERROR ("ceph plugin: No daemons configured. See the \"Daemon\" config option.");
+        return ENOENT;
+    }
+
     DEBUG("ceph plugin: entering cconn_main_loop(request_type = %d)", request_type);
 
     /* create cconn array */
-- 
2.11.0