X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fmqtt.c;h=a7a0b86d3c4c00c6386fcb27dcea476e564acc0f;hb=34773d9145c11f44840e10cc3bb0551de8d273e6;hp=4977f6841e72454c46ecbb35f5c995254dd48e3f;hpb=5c2993e4121feae745551be182221b31bc23ff97;p=collectd.git

diff --git a/src/mqtt.c b/src/mqtt.c
index 4977f684..a7a0b86d 100644
--- a/src/mqtt.c
+++ b/src/mqtt.c
@@ -31,13 +31,11 @@
 
 
 #include "collectd.h"
+
 #include "common.h"
 #include "plugin.h"
-#include "utils_cache.h"
 #include "utils_complain.h"
 
-#include <pthread.h>
-
 #include <mosquitto.h>
 
 #define MQTT_MAX_TOPIC_SIZE         1024
@@ -147,11 +145,9 @@ static void mqtt_free (mqtt_client_conf_t *conf)
 
 static char *strip_prefix (char *topic)
 {
-    size_t num;
-    size_t i;
+    size_t num = 0;
 
-    num = 0;
-    for (i = 0; topic[i] != 0; i++)
+    for (size_t i = 0; topic[i] != 0; i++)
         if (topic[i] == '/')
             num++;
 
@@ -552,14 +548,13 @@ static int mqtt_config_publisher (oconfig_item_t *ci)
 {
     mqtt_client_conf_t *conf;
     char cb_name[1024];
-    user_data_t user_data;
+    user_data_t user_data = { 0 };
     int status;
-    int i;
 
     conf = calloc (1, sizeof (*conf));
     if (conf == NULL)
     {
-        ERROR ("mqtt plugin: malloc failed.");
+        ERROR ("mqtt plugin: calloc failed.");
         return (-1);
     }
     conf->publish = 1;
@@ -588,7 +583,7 @@ static int mqtt_config_publisher (oconfig_item_t *ci)
 
     C_COMPLAIN_INIT (&conf->complaint_cantpublish);
 
-    for (i = 0; i < ci->children_num; i++)
+    for (int i = 0; i < ci->children_num; i++)
     {
         oconfig_item_t *child = ci->children + i;
         if (strcasecmp ("Host", child->key) == 0)
@@ -637,7 +632,6 @@ static int mqtt_config_publisher (oconfig_item_t *ci)
     }
 
     ssnprintf (cb_name, sizeof (cb_name), "mqtt/%s", conf->name);
-    memset (&user_data, 0, sizeof (user_data));
     user_data.data = conf;
 
     plugin_register_write (cb_name, mqtt_write, &user_data);
@@ -659,12 +653,11 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
     mqtt_client_conf_t **tmp;
     mqtt_client_conf_t *conf;
     int status;
-    int i;
 
     conf = calloc (1, sizeof (*conf));
     if (conf == NULL)
     {
-        ERROR ("mqtt plugin: malloc failed.");
+        ERROR ("mqtt plugin: calloc failed.");
         return (-1);
     }
     conf->publish = 0;
@@ -693,7 +686,7 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
 
     C_COMPLAIN_INIT (&conf->complaint_cantpublish);
 
-    for (i = 0; i < ci->children_num; i++)
+    for (int i = 0; i < ci->children_num; i++)
     {
         oconfig_item_t *child = ci->children + i;
         if (strcasecmp ("Host", child->key) == 0)
@@ -755,9 +748,7 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
  */
 static int mqtt_config (oconfig_item_t *ci)
 {
-    int i;
-
-    for (i = 0; i < ci->children_num; i++)
+    for (int i = 0; i < ci->children_num; i++)
     {
         oconfig_item_t *child = ci->children + i;
 
@@ -774,11 +765,9 @@ static int mqtt_config (oconfig_item_t *ci)
 
 static int mqtt_init (void)
 {
-    size_t i;
-
     mosquitto_lib_init ();
 
-    for (i = 0; i < subscribers_num; i++)
+    for (size_t i = 0; i < subscribers_num; i++)
     {
         int status;