diff --git a/stack.c b/stack.c
index 2375723..df93901 100644
--- a/stack.c
+++ b/stack.c
@@ -57,5 +57,4 @@ void clearStack(StackNode *stack)
         stack->prev = NULL;
     }
 
-    return NULL;
 }
\ No newline at end of file
diff --git a/stack.o b/stack.o
new file mode 100644
index 0000000..bd2cd36
Binary files /dev/null and b/stack.o differ
diff --git a/test_stack.o b/test_stack.o
new file mode 100644
index 0000000..7332b5b
Binary files /dev/null and b/test_stack.o differ