contrib/docker: add LD_PRELOAD wrapper to fopen/open/opendir syscalls

[collectd.git] / src / openvpn.c

diff --git a/src/openvpn.c b/src/openvpn.c
index 1310c00..50670c5 100644 (file)
--- a/src/openvpn.c
+++ b/src/openvpn.c
@@ -519,6 +519,9 @@ static int openvpn_read (void)
        int  read;
 
        read = 0;
+       
+       if (vpn_num == 0)
+               return (0);
 
        /* call the right read function for every status entry in the list */
        for (int i = 0; i < vpn_num; i++)
@@ -653,8 +656,8 @@ static int openvpn_config (const char *key, const char *value)
 
                if (status_version == 0)
                {
-                       WARNING ("openvpn plugin: unable to detect status version, \
-                                       discarding status file \"%s\".", value);
+                       WARNING ("openvpn plugin: unable to detect status version, "
+                                       "discarding status file \"%s\".", value);
                        return (1);
                }