Merge pull request #1743 from rubenk/apcups-coverity

[collectd.git] / src / mqtt.c

diff --git a/src/mqtt.c b/src/mqtt.c
index 7003fcc..dbef915 100644 (file)
--- a/src/mqtt.c
+++ b/src/mqtt.c
@@ -36,8 +36,6 @@
 #include "utils_cache.h"
 #include "utils_complain.h"
 
-#include <pthread.h>
-
 #include <mosquitto.h>
 
 #define MQTT_MAX_TOPIC_SIZE         1024
@@ -221,6 +219,7 @@ static void on_message (
     if (payload == NULL)
     {
         ERROR ("mqtt plugin: malloc for payload buffer failed.");
+        sfree (vl.values);
         return;
     }
     memmove (payload, msg->payload, msg->payloadlen);
@@ -558,7 +557,7 @@ static int mqtt_config_publisher (oconfig_item_t *ci)
     conf = calloc (1, sizeof (*conf));
     if (conf == NULL)
     {
-        ERROR ("mqtt plugin: malloc failed.");
+        ERROR ("mqtt plugin: calloc failed.");
         return (-1);
     }
     conf->publish = 1;
@@ -663,7 +662,7 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
     conf = calloc (1, sizeof (*conf));
     if (conf == NULL)
     {
-        ERROR ("mqtt plugin: malloc failed.");
+        ERROR ("mqtt plugin: calloc failed.");
         return (-1);
     }
     conf->publish = 0;
@@ -699,11 +698,11 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
             cf_util_get_string (child, &conf->host);
         else if (strcasecmp ("Port", child->key) == 0)
         {
-            int tmp = cf_util_get_port_number (child);
-            if (tmp < 0)
+            status = cf_util_get_port_number (child);
+            if (status < 0)
                 ERROR ("mqtt plugin: Invalid port number.");
             else
-                conf->port = tmp;
+                conf->port = status;
         }
         else if (strcasecmp ("ClientId", child->key) == 0)
             cf_util_get_string (child, &conf->client_id);
@@ -713,12 +712,12 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
             cf_util_get_string (child, &conf->password);
         else if (strcasecmp ("QoS", child->key) == 0)
         {
-            int tmp = -1;
-            status = cf_util_get_int (child, &tmp);
-            if ((status != 0) || (tmp < 0) || (tmp > 2))
+            int qos = -1;
+            status = cf_util_get_int (child, &qos);
+            if ((status != 0) || (qos < 0) || (qos > 2))
                 ERROR ("mqtt plugin: Not a valid QoS setting.");
             else
-                conf->qos = tmp;
+                conf->qos = qos;
         }
         else if (strcasecmp ("Topic", child->key) == 0)
             cf_util_get_string (child, &conf->topic);
@@ -728,7 +727,7 @@ static int mqtt_config_subscriber (oconfig_item_t *ci)
             ERROR ("mqtt plugin: Unknown config option: %s", child->key);
     }
 
-    tmp = realloc (subscribers, sizeof (*subscribers) * subscribers_num);
+    tmp = realloc (subscribers, sizeof (*subscribers) * (subscribers_num + 1) );
     if (tmp == NULL)
     {
         ERROR ("mqtt plugin: realloc failed.");