From f3ca4cdd72aac30003aeff50c8a9d3c9d1aac794 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thorben=20H=C3=B6hne?= <thorben.hoehne@proton.me>
Date: Mon, 30 Jun 2025 19:45:06 +0200
Subject: [PATCH] fix: Pointer arithmetic error during block start calculation.

---
 src/list.c  | 5 +++--
 src/utils.c | 2 ++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/list.c b/src/list.c
index c17c700..bb83506 100644
--- a/src/list.c
+++ b/src/list.c
@@ -24,9 +24,10 @@ void set_ll_free_all(struct SETBlockMeta *head)
 
 struct SETBlockMeta *set_ll_free_one(struct SETBlockMeta *head, void *address)
 {
-
     struct SETBlockMeta *meta =
-        (struct SETBlockMeta *)address - (sizeof(struct SETBlockMeta));
+        (struct SETBlockMeta *)(address - (sizeof(struct SETBlockMeta)));
+
+    printf("Freeing: %p\n", meta);
 
     if (meta->prev == NULL)
     {
diff --git a/src/utils.c b/src/utils.c
index 4f88b84..391eb62 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -64,6 +64,8 @@ void *set_malloc(size_t n)
         block_meta_head->end = meta;
     }
 
+    printf("Allocating at address %p\n", blocks);
+
     return blocks + sizeof(struct SETBlockMeta);
 }