Move the variable declaration closer to use

[collectd.git] / src / snmp.c

diff --git a/src/snmp.c b/src/snmp.c
index 43815dc..98da2b8 100644 (file)
--- a/src/snmp.c
+++ b/src/snmp.c
@@ -99,7 +99,6 @@ struct host_definition_s {
   c_complain_t complaint;
   data_definition_t **data_list;
   int data_list_len;
-
   int bulk_size;
 };
 typedef struct host_definition_s host_definition_t;
@@ -821,6 +820,11 @@ static int csnmp_config_add_host(oconfig_item_t *ci) {
       status = -1;
       break;
     }
+    if (hd->bulk_size > 0 && hd->version < 2) {
+      WARNING("snmp plugin: Bulk transfers is only available for SNMP v2 and "
+              "later, host '%s' is configured as version '%d'",
+              hd->name, hd->version);
+    }
     if (hd->version == 3) {
       if (hd->username == NULL) {
         WARNING("snmp plugin: `Username' not given for host `%s'", hd->name);
@@ -1577,7 +1581,7 @@ static int csnmp_read_table(host_definition_t *host, data_definition_t *data) {
   csnmp_oid_type_t oid_list_todo[oid_list_len];
 
   int status;
-  size_t i, j;
+  size_t i;
 
   /* `value_list_head' and `value_cells_tail' implement a linked list for each
    * value. `instance_cells_head' and `instance_cells_tail' implement a linked
@@ -1593,8 +1597,8 @@ static int csnmp_read_table(host_definition_t *host, data_definition_t *data) {
   csnmp_cell_value_t **value_cells_head;
   csnmp_cell_value_t **value_cells_tail;
 
-  DEBUG("snmp plugin: csnmp_read_table (host = %s, data = %s (%ld))",
-        host->name, data->name, data->values_len);
+  DEBUG("snmp plugin: csnmp_read_table (host = %s, data = %s)", host->name,
+        data->name);
 
   if (host->sess_handle == NULL) {
     DEBUG("snmp plugin: csnmp_read_table: host->sess_handle == NULL");
@@ -1660,7 +1664,7 @@ static int csnmp_read_table(host_definition_t *host, data_definition_t *data) {
 
   status = 0;
   while (status == 0) {
-    /* If SNMP v2 and later and bulk transfert enabled, use GETBULK PDU */
+    /* If SNMP v2 and later and bulk transfers enabled, use GETBULK PDU */
     if (host->version > 1 && host->bulk_size > 0) {
       req = snmp_pdu_create(SNMP_MSG_GETBULK);
       req->non_repeaters = 0;
@@ -1773,13 +1777,13 @@ static int csnmp_read_table(host_definition_t *host, data_definition_t *data) {
       continue;
     }
 
+    size_t j;
     for (vb = res->variables, j = 0; (vb != NULL);
          vb = vb->next_variable, j++) {
+      i = j;
       /* If bulk request is active convert value index of the extra value */
       if (host->version > 1 && host->bulk_size > 0) {
-        i = j % oid_list_todo_num;
-      } else {
-        i = j;
+        i %= oid_list_todo_num;
       }
       /* Calculate value index from todo list */
       while ((i < oid_list_len) && !oid_list_todo[i]) {