From 32c040f8fa6e58feaf288cded6a003e42a383f57 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Sun, 16 Feb 2025 05:57:28 +0100
Subject: [PATCH] NEAT: Fix alternate A20 gate, fixes #5168.

---
 src/chipset/neat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/chipset/neat.c b/src/chipset/neat.c
index 069fa87e4..c1c2e827a 100644
--- a/src/chipset/neat.c
+++ b/src/chipset/neat.c
@@ -845,7 +845,7 @@ neat_write(uint16_t port, uint8_t val, void *priv)
                                  dev->ems_size);
                     }
 
-                    mem_a20_key = val & RB12_GA20;
+                    mem_a20_alt = val & RB12_GA20;
                     mem_a20_recalc();
                     break;