From 3a47896abddbb1809ee6a238a69be3918c32f6c8 Mon Sep 17 00:00:00 2001
From: Ali Afroozeh <afroozeh@gmail.com>
Date: Thu, 1 Aug 2024 15:26:12 +0200
Subject: [PATCH] Allocate the stack array if null

---
 src/scanner.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/scanner.c b/src/scanner.c
index f782397..560b8c5 100644
--- a/src/scanner.c
+++ b/src/scanner.c
@@ -509,6 +509,9 @@ unsigned tree_sitter_kotlin_external_scanner_serialize(void *payload, char *buff
 void tree_sitter_kotlin_external_scanner_deserialize(void *payload, const char *buffer, unsigned length) {
   Stack *stack = (Stack *)payload;
   if (length > 0) {
+    if (!stack->contents) {
+      stack->contents = malloc(length);
+    }
     memcpy(stack->contents, buffer, length);
     stack->size = length;
   } else {