free_list.c: Free list size bugfix

I wasn't setting the size of the free list node
correctly due to an operating precedence mixup.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/free_list.c b/src/free_list.c
index 5ea5f2e..31244fb 100644
--- a/src/free_list.c
+++ b/src/free_list.c
@@ -37,7 +37,7 @@ void fl_coalesce_nodes(free_nd *free_list) {
 void fl_add_node(free_nd **free_list, void *ptr) {
   free_nd *new_nd = (free_nd *)ptr;
   new_nd->next = NULL;
-  new_nd->size = ((header *)ptr - sizeof(header))->size;
+  new_nd->size = ((header*)(ptr - sizeof(header)))->size;
 
   if (!(*free_list)) {
     *free_list = new_nd;