slotdata might not be attached, don't use it then.

This commit is contained in:
mlelstv 2019-05-01 07:23:22 +00:00
parent 58874e35a7
commit 168f208f5b

View File

@ -1,4 +1,4 @@
/* $NetBSD: pckbc.c,v 1.59 2016/07/14 10:19:06 msaitoh Exp $ */
/* $NetBSD: pckbc.c,v 1.60 2019/05/01 07:23:22 mlelstv Exp $ */
/*
* Copyright (c) 2004 Ben Harris.
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pckbc.c,v 1.59 2016/07/14 10:19:06 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: pckbc.c,v 1.60 2019/05/01 07:23:22 mlelstv Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -608,7 +608,8 @@ pckbcintr(void *vsc)
KBD_DELAY;
data = bus_space_read_1(t->t_iot, t->t_ioh_d, 0);
rnd_add_uint32(&q->rnd_source, (stat<<8)|data);
if (q != NULL)
rnd_add_uint32(&q->rnd_source, (stat<<8)|data);
pckbportintr(t->t_pt, slot, data);
}