diff --git a/Part3/09_memory/kernel/kernel.c b/Part3/09_memory/kernel/kernel.c
index 25b71a8..8811af6 100644
--- a/Part3/09_memory/kernel/kernel.c
+++ b/Part3/09_memory/kernel/kernel.c
@@ -157,21 +157,22 @@
 void print_holes(node* umem_head) {
     if (umem_head == NULL) {
         kprint("Holes list is Empty");
+        return;
     }
-
+    u32 hole_ids = 0;
     node *hole = NULL;
     while(umem_head != NULL) {
         if (umem_head->previous == NULL) {
-            if (umem_head->base_register != 0) {
-                hole = add_node( hole, 0x10000, umem_head->base_register-0x10000, true, 1);
+            if (umem_head->base_register-0x10000 != 0) {
+                hole = add_node( hole, 0x10000, umem_head->base_register-0x10000, true, ++hole_ids);
             }
         } else if (umem_head->next == NULL) {
             node *previous = umem_head->previous;
-            hole = add_node( hole, previous->base_register+previous->limit_register, -1, true, 1);
+            hole = add_node( hole, previous->base_register+previous->limit_register, -1, true, ++hole_ids);
         } else {
             node *previous = umem_head->previous;
             node *next = umem_head->next;
-            hole = add_node( hole, previous->base_register+previous->limit_register, next->base_register, true, 1);
+            hole = add_node( hole, previous->base_register+previous->limit_register, next->base_register, true, ++hole_ids);
         }
         umem_head = umem_head->next;
     }