Stopgap XXX kludge for PR kern/42848 and PR kern/45013.
Someone should really find and fix the real problem, but it's better to not crash in the meantime.
This commit is contained in:
parent
669638baf1
commit
99e40765f9
@ -1,4 +1,4 @@
|
||||
/* $NetBSD: ucom.c,v 1.95 2012/01/14 20:41:49 jakllsch Exp $ */
|
||||
/* $NetBSD: ucom.c,v 1.96 2012/01/14 20:51:00 jakllsch Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
|
||||
@ -34,7 +34,7 @@
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
__KERNEL_RCSID(0, "$NetBSD: ucom.c,v 1.95 2012/01/14 20:41:49 jakllsch Exp $");
|
||||
__KERNEL_RCSID(0, "$NetBSD: ucom.c,v 1.96 2012/01/14 20:51:00 jakllsch Exp $");
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <sys/systm.h>
|
||||
@ -370,6 +370,10 @@ ucomopen(dev_t dev, int flag, int mode, struct lwp *l)
|
||||
int s, i;
|
||||
int error;
|
||||
|
||||
/* XXX This is a hopefully temporary stopgap for kern/42848. */
|
||||
if ((flag & (FREAD|FWRITE)) != (FREAD|FWRITE))
|
||||
return (EINVAL);
|
||||
|
||||
if (sc == NULL)
|
||||
return (ENXIO);
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user