[src/trunk]: src/sys/dev Return ENXIO if the get ioctl exceeds the number of ...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4baaa7646c46
branches:  trunk
changeset: 811658:4baaa7646c46
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Nov 09 17:41:24 2015 +0000

description:
Return ENXIO if the get ioctl exceeds the number of configured devices.
XXX: pullup-7

diffstat:

 sys/dev/vnd.c |  8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diffs (31 lines):

diff -r 6a24b6b63252 -r 4baaa7646c46 sys/dev/vnd.c
--- a/sys/dev/vnd.c     Mon Nov 09 17:39:20 2015 +0000
+++ b/sys/dev/vnd.c     Mon Nov 09 17:41:24 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vnd.c,v 1.250 2015/11/09 16:54:26 christos Exp $       */
+/*     $NetBSD: vnd.c,v 1.251 2015/11/09 17:41:24 christos Exp $       */
 
 /*-
  * Copyright (c) 1996, 1997, 1998, 2008 The NetBSD Foundation, Inc.
@@ -91,7 +91,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.250 2015/11/09 16:54:26 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.251 2015/11/09 17:41:24 christos Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_vnd.h"
@@ -1067,11 +1067,9 @@
        int error;
 
        KASSERT(l);
-#ifdef notyet
-       /* Current userland code does not handle this */
+
        if (*(int *)data >= vnd_cd.cd_ndevs)
                return ENXIO;
-#endif
 
        switch (error = vnd_cget(l, unit, (int *)data, va)) {
        case -1: