--- a/src/linked_list.c	Sun Feb 07 19:42:12 2021 +0100
+++ b/src/linked_list.c	Sun Feb 07 20:05:26 2021 +0100
@@ -100,6 +100,9 @@
     if (node == NULL)
         return 1;
 
+    node->next = NULL;
+    node->data = elem;
+
     int ret = cx_linked_list_add(
             (void **) &listdata->begin,
             (void **) &listdata->end,