Update signatures of free-type functions to match the freecallback signature

1 files changed, 3 insertions, 2 deletions

diff --git a/src/ll.c b/src/ll.c
index 76a79f9..6cc2afe 100644
--- a/src/ll.c
+++ b/src/ll.c
@@ -19,10 +19,11 @@ dlinkedlist * dlinkedlist_init(void) {
     return ll;
 }
 
-void dlinkedlist_free(dlinkedlist *ll) {
-    if(!ll)
+void dlinkedlist_free(void *dll) {
+    if(!dll)
         return;
 
+    dlinkedlist *ll = (dlinkedlist *)dll; 
     for(dllnode *current = ll->start, *next; current != NULL; ) {
         next = current->next;