From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sat, 23 Apr 2016 09:10:25 +0000 (+0200)
Subject: snmp plugin: initialize res sooner
X-Git-Tag: collectd-5.6.0~329^2~25
X-Git-Url: https://git.octo.it/?a=commitdiff_plain;h=c5594dff03582000ef423007660d6ed38b8907bf;p=collectd.git

snmp plugin: initialize res sooner
---

diff --git a/src/snmp.c b/src/snmp.c
index 31beee05..4f4be126 100644
--- a/src/snmp.c
+++ b/src/snmp.c
@@ -1673,7 +1673,7 @@ static int csnmp_read_table (host_definition_t *host, data_definition_t *data)
 static int csnmp_read_value (host_definition_t *host, data_definition_t *data)
 {
   struct snmp_pdu *req;
-  struct snmp_pdu *res;
+  struct snmp_pdu *res = NULL;
   struct variable_list *vb;
 
   const data_set_t *ds;
@@ -1735,7 +1735,6 @@ static int csnmp_read_value (host_definition_t *host, data_definition_t *data)
   for (i = 0; i < data->values_len; i++)
     snmp_add_null_var (req, data->values[i].oid, data->values[i].oid_len);
 
-  res = NULL;
   status = snmp_sess_synch_response (host->sess_handle, req, &res);
 
   if ((status != STAT_SUCCESS) || (res == NULL))