From 53dc8a68a354ffe84a1c6774157882fa9ca84e4e Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Wed, 9 Apr 2025 13:01:57 +0200
Subject: [PATCH] handle negative values

---
 src/smq/snmp/snmp.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/smq/snmp/snmp.go b/src/smq/snmp/snmp.go
index 65fa9b1..c4ea63d 100644
--- a/src/smq/snmp/snmp.go
+++ b/src/smq/snmp/snmp.go
@@ -122,6 +122,8 @@ func Start() {
                 if err != nil {
                   log.Printf("Error when building difference: %v", err)
                   convertedValue = "-1"
+                } else if diff < 0 {
+                  convertedValue = "-2"
                 } else {
                   convertedValue = diff 
                 }