From b2764cfa0c67b416355684c02bcce1b6de6e9c22 Mon Sep 17 00:00:00 2001
From: Themis Demetriades <td1223@ic.ac.uk>
Date: Wed, 6 Nov 2024 22:46:11 +0000
Subject: [PATCH] Revert setup_stack pointer decrement 'hack' faking stack
 initialization

---
 src/userprog/process.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/userprog/process.c b/src/userprog/process.c
index 4f72dc0..fd07a07 100644
--- a/src/userprog/process.c
+++ b/src/userprog/process.c
@@ -571,7 +571,7 @@ setup_stack (void **esp)
     {
       success = install_page (((uint8_t *) PHYS_BASE) - PGSIZE, kpage, true);
       if (success)
-        *esp = PHYS_BASE - 12;
+        *esp = PHYS_BASE;
       else
         palloc_free_page (kpage);
     }