Fix memory leak when creating a sprinkler.

src/devices/devices_manager.c

@@ -92,6 +92,9 @@ devices_manager_t *devices_manager_new(void)
 
 void devices_manager_free(devices_manager_t *devices_manager)
 {
+    qlist_obj_t obj;
+    int i;
+
     if (devices_manager == NULL)
         return;
 
@@ -105,7 +108,15 @@ void devices_manager_free(devices_manager_t *devices_manager)
     }
     if (devices_manager->sprinklers)
     {
-        devices_manager->sprinklers->free(devices_manager->sprinklers);
+        memset((void *)&obj, 0, sizeof(obj));
+        i = 0;
+        while (qlist_getnext(devices_manager->sprinklers, &obj, true))
+        {
+            sprinkler_free(obj.data);
+            i++;
+        }
+
+        qlist_free(devices_manager->sprinklers);
     }
 
     if (devices_manager->file_path != NULL)
@@ -562,6 +573,7 @@ int create_sprinkler(devices_manager_t *dm, struct json_object *node)
 
     device_set_id(sprinkler->device, ++dm->sprinklers_max_id);
     qlist_addlast(dm->sprinklers, sprinkler, sizeof(sprinkler_t));
+    free(sprinkler); // duplicated by qlist
 
     return 0;
 }

src/tests/test_device.c

@@ -61,6 +61,9 @@ TEST("sprinkler - create set_state remove.")
     ret = devices_manager_create(dm, kSprinklerEntry, root_node);
     ASSERT_EQUAL_INT(ret, 0);
 
+    // ret = set_sprinkler_state(dm, 1, true);
+    // ASSERT_EQUAL_INT(ret, 0);
+
     /* Clean the json object. */
     json_object_put(root_node);