From d977baa60ef4645de7fbb4177a3da239126afde0 Mon Sep 17 00:00:00 2001
From: Daniele Lacamera <root@danielinux.net>
Date: Thu, 2 Jul 2026 17:01:22 +0200
Subject: [PATCH] hal/mcxw: fix truncated empty-word sentinel

empty_qword[0] was 0xFFFFFFF (7 nibbles), so a fully-erased 16-byte
word never compared equal and was always reprogrammed.
---
 hal/mcxw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hal/mcxw.c b/hal/mcxw.c
index 776c0ecf..6a06019c 100644
--- a/hal/mcxw.c
+++ b/hal/mcxw.c
@@ -155,7 +155,7 @@ int RAMFUNCTION hal_flash_write(uint32_t address, const uint8_t *data, int len)
     int w = 0;
     const uint32_t flash_word_size = 16;
     const uint32_t empty_qword[4] = {
-        0xFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF
+        0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF
     };
 
     while (len > 0) {