cleanup code

1 files changed, 5 insertions, 2 deletions

diff --git a/tree.c b/tree.c
index b2819f0..6238348 100644
--- a/tree.c
+++ b/tree.c
@@ -288,8 +288,11 @@ static bool
 stack_pop(struct stack *stack, struct tree_node **data)
 {
         if ( stack->head != NULL ) {
-                struct stack_item *next = stack->head->next;
-                *data                   = stack->head->data;
+                struct stack_item *next;
+
+                next  = stack->head->next;
+                *data = stack->head->data;
+
                 free(stack->head);
                 stack->head = next;