From: Marc Fournier <marc.fournier@camptocamp.com>
Date: Wed, 19 Nov 2014 16:54:09 +0000 (+0100)
Subject: snmp: avoid freeing req under normal operation
X-Git-Tag: collectd-5.3.2~5^2~6
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=dc0ae7a199e56255a1baf96ed4bd804b168daca7;p=collectd.git

snmp: avoid freeing req under normal operation

Equivalent patch to 79e90bba5, to avoid issue #804 introduced while
fixing #610.
---

diff --git a/src/snmp.c b/src/snmp.c
index dacdedea..8ab2bf8e 100644
--- a/src/snmp.c
+++ b/src/snmp.c
@@ -1377,6 +1377,8 @@ static int csnmp_read_table (host_definition_t *host, data_definition_t *data)
         snmp_free_pdu (res);
       res = NULL;
 
+      /* snmp_synch_response already freed our PDU */
+      req = NULL;
       sfree (errstr);
       csnmp_host_close_session (host);