overwrite stored names & link keys if no place remained

src/linked_list.c

@@ -36,7 +36,7 @@
  */
 
 #include <btstack/linked_list.h>
-
+#include <stdlib.h>
 /**
  * tests if list is empty
  */
@@ -44,6 +44,21 @@ int  linked_list_empty(linked_list_t * list){
     return *list == (void *) 0;
 }
 
+/**
+ * linked_list_get_last_item
+ */
+linked_item_t * linked_list_get_last_item(linked_list_t * list){        // <-- find the last item in the list
+    linked_item_t *lastItem = NULL;
+    linked_item_t *it;
+    for (it = *list; it ; it = it->next){
+        if (it) {
+            lastItem = it;
+        }
+    }
+    return lastItem;
+}
+
+
 /**
  * linked_list_add
  */