From: Florian Forster <octo@leeloo.lan.home.verplant.org>
Date: Mon, 2 Mar 2009 08:49:22 +0000 (+0100)
Subject: snmp plugin: Added a note about a potential bug that needs fixing.
X-Git-Tag: collectd-4.6.2~5^2~10
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=b74101a33fad432014a840a8242afe268b4ce3d4;p=collectd.git

snmp plugin: Added a note about a potential bug that needs fixing.

Negative absolute (gauge) values may be casted to an unsigned integer
variable on their way throught he daemon, producing VERY HIGH tempera-
tures in winter..
---

diff --git a/src/snmp.c b/src/snmp.c
index 4d6e7694..995f39de 100644
--- a/src/snmp.c
+++ b/src/snmp.c
@@ -692,6 +692,7 @@ static void csnmp_host_open_session (host_definition_t *host)
   }
 } /* void csnmp_host_open_session */
 
+/* TODO: Check if negative values wrap around. Problem: negative temperatures. */
 static value_t csnmp_value_list_to_value (struct variable_list *vl, int type,
     double scale, double shift)
 {