From 4d4e784770b576199b18f22100689125a18bfd9a Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 15 Apr 2021 22:47:54 +0200
Subject: Basic block/unblock

---
 kernel/drivers/ps2/keyboard.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'kernel/drivers')

diff --git a/kernel/drivers/ps2/keyboard.c b/kernel/drivers/ps2/keyboard.c
index 3c2cdbb..616c539 100644
--- a/kernel/drivers/ps2/keyboard.c
+++ b/kernel/drivers/ps2/keyboard.c
@@ -43,6 +43,8 @@ static void keyboard_handler(struct regs *r)
 
 	state = 0;
 	merged = 0;
+
+	io_unblock(IO_KEYBOARD);
 }
 
 static res keyboard_read(void *buf, u32 offset, u32 count)
@@ -63,7 +65,8 @@ static res keyboard_ready(void)
 
 CLEAR void ps2_keyboard_reset(void)
 {
-	stack_clear(queue);
+	if (queue)
+		stack_clear(queue);
 }
 
 CLEAR void ps2_keyboard_install(u8 device)
-- 
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