From 4282c8277013dc5613b8f27845f6121b66b7cbff Mon Sep 17 00:00:00 2001
From: Don Koch <dkoch@verizon.com>
Date: Tue, 19 Nov 2013 15:01:59 -0500
Subject: [PATCH] Don't crash on keyboard input with no handler

Prevent a call to put_kbd if null.

On shutdown of some OSes, the keyboard handler goes away before the
system is down. If a key is typed during this window, qemu crashes.

Signed-off-by: Don Koch <dkoch@verizon.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 ui/input.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ui/input.c b/ui/input.c
index 10d8c056f1..1c70f60e0d 100644
--- a/ui/input.c
+++ b/ui/input.c
@@ -414,7 +414,7 @@ void kbd_put_keycode(int keycode)
     if (!runstate_is_running() && !runstate_check(RUN_STATE_SUSPENDED)) {
         return;
     }
-    if (entry) {
+    if (entry && entry->put_kbd) {
         entry->put_kbd(entry->opaque, keycode);
     }
 }