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>
This commit is contained in:
Don Koch 2013-11-19 15:01:59 -05:00 committed by Michael Tokarev
parent efbc42e584
commit 4282c82770

View File

@ -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);
}
}