From 046b4bc711323600d71e5b127502fde7948e7360 Mon Sep 17 00:00:00 2001
From: garnier-quentin <qgarnier@centreon.com>
Date: Tue, 13 Oct 2015 13:59:05 +0200
Subject: [PATCH] + Fix #190

---
 snmp_standard/mode/diskio.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/snmp_standard/mode/diskio.pm b/snmp_standard/mode/diskio.pm
index 76d1c1746..953b69c31 100644
--- a/snmp_standard/mode/diskio.pm
+++ b/snmp_standard/mode/diskio.pm
@@ -340,7 +340,7 @@ sub manage_selection {
             $oid =~ /\.(\d+)$/;
             my $instance = $1;
             my $filter_name = $self->{results}->{$oid_diskIODevice}->{$oid}; 
-            if (!defined($self->{option_results}->{device})) {
+            if (!defined($self->{option_results}->{device}) || $self->{option_results}->{device} eq '') {
                 $self->add_result(instance => $instance);
                 next;
             }