From b799f9f4465193f3665d2ea9ffef59b757bae48b Mon Sep 17 00:00:00 2001
From: Tau <tau@nowhere>
Date: Sun, 17 Nov 2019 13:16:50 -0500
Subject: [PATCH] Simplify configurable GetAsyncKeyState

Setting the VK code to zero effectively disables these anyway.
---
 amex/gpio.c     | 4 ++--
 idzio/dllmain.c | 6 ++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/amex/gpio.c b/amex/gpio.c
index ffd1fc0..4e18630 100644
--- a/amex/gpio.c
+++ b/amex/gpio.c
@@ -196,11 +196,11 @@ static HRESULT gpio_ioctl_get_psw(struct irp *irp)
     /* Bit 0 == SW1 == Alt. Test */
     /* Bit 1 == SW2 == Alt. Service */
 
-    if (gpio_config.vk_sw1 && (GetAsyncKeyState(gpio_config.vk_sw1) & 0x8000)) {
+    if (GetAsyncKeyState(gpio_config.vk_sw1) & 0x8000) {
         result |= 1 << 0;
     }
 
-    if (gpio_config.vk_sw2 && (GetAsyncKeyState(gpio_config.vk_sw2) & 0x8000)) {
+    if (GetAsyncKeyState(gpio_config.vk_sw2) & 0x8000) {
         result |= 1 << 1;
     }
 
diff --git a/idzio/dllmain.c b/idzio/dllmain.c
index 8ebea53..5edf67c 100644
--- a/idzio/dllmain.c
+++ b/idzio/dllmain.c
@@ -50,13 +50,11 @@ void idz_io_jvs_read_buttons(uint8_t *opbtn_out, uint8_t *gamebtn_out)
 
     opbtn = 0;
 
-    if (    idz_io_cfg.vk_test &&
-            (GetAsyncKeyState(idz_io_cfg.vk_test) & 0x8000)) {
+    if (GetAsyncKeyState(idz_io_cfg.vk_test) & 0x8000) {
         opbtn |= IDZ_IO_OPBTN_TEST;
     }
 
-    if (    idz_io_cfg.vk_service &&
-            (GetAsyncKeyState(idz_io_cfg.vk_service) & 0x8000)) {
+    if (GetAsyncKeyState(idz_io_cfg.vk_service) & 0x8000) {
         opbtn |= IDZ_IO_OPBTN_SERVICE;
     }