[src/trunk]: src/sys/dev/scsipi Don't access (in core) disk label of a remova...

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

details:   https://anonhg.NetBSD.org/src/rev/23c6e60f0ec8
branches:  trunk
changeset: 500203:23c6e60f0ec8
user:      augustss <augustss%NetBSD.org@localhost>
date:      Fri Dec 08 02:30:51 2000 +0000

description:
Don't access (in core) disk label of a removable disk that is not there.

diffstat:

 sys/dev/scsipi/sd.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (20 lines):

diff -r 7bc6bb48b356 -r 23c6e60f0ec8 sys/dev/scsipi/sd.c
--- a/sys/dev/scsipi/sd.c       Fri Dec 08 02:25:50 2000 +0000
+++ b/sys/dev/scsipi/sd.c       Fri Dec 08 02:30:51 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sd.c,v 1.166 2000/11/24 00:17:35 chs Exp $     */
+/*     $NetBSD: sd.c,v 1.167 2000/12/08 02:30:51 augustss Exp $        */
 
 /*-
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -822,7 +822,9 @@
         * ancient device gets confused by length == 0.  A length of 0
         * in a 10-byte read/write actually means 0 blocks.
         */
-       if (sd->flags & SDF_ANCIENT) {
+       if ((sd->flags & SDF_ANCIENT) &&
+           ((sd->sc_link->flags & (SDEV_REMOVABLE | SDEV_MEDIA_LOADED)) !=
+            SDEV_REMOVABLE)) {
                max = sd->sc_dk.dk_label->d_secsize * 0xff;
 
                if (bp->b_bcount > max)