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getitesp() can return NULL, so check for that in iteopen().

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pointed out by Michael Hitch.
This commit is contained in:
chs 2005-03-02 08:14:26 +00:00
parent 8125cd1769
commit bd2d26b450
2 changed files with 8 additions and 4 deletions
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6
sys/arch/amiga/dev/ite.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: ite.c,v 1.68 2005/01/19 02:08:40 chs Exp $ */
/* $NetBSD: ite.c,v 1.69 2005/03/02 08:14:26 chs Exp $ */
/*
* Copyright (c) 1990 The Regents of the University of California.
@ -83,7 +83,7 @@
#include "opt_ddb.h"
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.68 2005/01/19 02:08:40 chs Exp $");
__KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.69 2005/03/02 08:14:26 chs Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
@ -453,6 +453,8 @@ iteopen(dev_t dev, int mode, int devtype, struct proc *p)
if (unit >= ite_cd.cd_ndevs)
return ENXIO;
ip = getitesp(dev);
if (ip == NULL)
return ENXIO;
if ((ip->flags & ITE_ATTACHED) == 0)
return ENXIO;

6
sys/arch/atari/dev/ite.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: ite.c,v 1.44 2005/01/23 09:25:52 he Exp $ */
/* $NetBSD: ite.c,v 1.45 2005/03/02 08:14:26 chs Exp $ */
/*
* Copyright (c) 1990 The Regents of the University of California.
@ -81,7 +81,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.44 2005/01/23 09:25:52 he Exp $");
__KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.45 2005/03/02 08:14:26 chs Exp $");
#include "opt_ddb.h"
@ -430,6 +430,8 @@ iteopen(dev, mode, devtype, p)
first = 0;
ip = getitesp(dev);
if (ip == NULL)
return ENXIO;
if ((ip->flags & ITE_ATTACHED) == 0)
return (ENXIO);