[src/netbsd-1-5]: src/usr.sbin/mountd Pull up rev. 1.71, requested by Jason R...

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

details:   https://anonhg.NetBSD.org/src/rev/5804a9eff9cb
branches:  netbsd-1-5
changeset: 488205:5804a9eff9cb
user:      enami <enami%NetBSD.org@localhost>
date:      Wed Jun 21 07:07:25 2000 +0000

description:
Pull up rev. 1.71, requested by Jason R. Thorpe:
Avoid null pointer dereference; the `addrp' is NULL if a mount point
is default exported.

diffstat:

 usr.sbin/mountd/mountd.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 7bf9e1cffe76 -r 5804a9eff9cb usr.sbin/mountd/mountd.c
--- a/usr.sbin/mountd/mountd.c  Wed Jun 21 06:45:34 2000 +0000
+++ b/usr.sbin/mountd/mountd.c  Wed Jun 21 07:07:25 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mountd.c,v 1.70 2000/06/19 23:44:16 fvdl Exp $  */
+/*     $NetBSD: mountd.c,v 1.70.2.1 2000/06/21 07:07:25 enami Exp $     */
 
 /*
  * Copyright (c) 1989, 1993
@@ -51,7 +51,7 @@
 #if 0
 static char     sccsid[] = "@(#)mountd.c  8.15 (Berkeley) 5/1/95";
 #else
-__RCSID("$NetBSD: mountd.c,v 1.70 2000/06/19 23:44:16 fvdl Exp $");
+__RCSID("$NetBSD: mountd.c,v 1.70.2.1 2000/06/21 07:07:25 enami Exp $");
 #endif
 #endif                         /* not lint */
 
@@ -1975,7 +1975,8 @@
        while (!done) {
                switch (grp->gr_type) {
                case GT_HOST:
-                       if (addrp->sa_family == AF_INET6 && have_v6 == 0)
+                       if (addrp != NULL && addrp->sa_family == AF_INET6 &&
+                           have_v6 == 0)
                                goto skip;
                        args.ua.export.ex_addr = addrp;
                        args.ua.export.ex_addrlen = addrlen;