Date: Wed, 2 Oct 2002 20:41:42 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Kris Kennaway <kris@obsecurity.org> Cc: Robert Watson <rwatson@FreeBSD.org>, current@FreeBSD.org, alfred@FreeBSD.org Subject: Re: rpcbind failure mode non-ideal if run more than once Message-ID: <20021003034142.GA88468@xor.obsecurity.org> In-Reply-To: <20021003033851.GA88334@xor.obsecurity.org> References: <Pine.NEB.3.96L.1021002124819.46964D-100000@fledge.watson.org> <20021003033434.GA87595@xor.obsecurity.org> <20021003033851.GA88334@xor.obsecurity.org>
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On Wed, Oct 02, 2002 at 08:38:51PM -0700, Kris Kennaway wrote:
> On Wed, Oct 02, 2002 at 08:34:34PM -0700, Kris Kennaway wrote:
>
> > + (hosts[nhostsbak] = NULL) ? hosts[nhostsbak] : "*",
>
> Silly last-minute typo ==
Dammit.
Index: rpcbind.c
===================================================================
RCS file: /usr/home/ncvs/src/usr.sbin/rpcbind/rpcbind.c,v
retrieving revision 1.4
diff -u -r1.4 rpcbind.c
--- rpcbind.c 22 Jul 2002 15:22:53 -0000 1.4
+++ rpcbind.c 3 Oct 2002 03:39:40 -0000
@@ -359,17 +359,18 @@
servname, &hints, &res)) != 0) {
syslog(LOG_ERR, "cannot get local address for %s: %s",
nconf->nc_netid, gai_strerror(aicode));
- continue;
+ goto error;
}
addrlen = res->ai_addrlen;
sa = (struct sockaddr *)res->ai_addr;
oldmask = umask(S_IXUSR|S_IXGRP|S_IXOTH);
if (bind(fd, sa, addrlen) != 0) {
syslog(LOG_ERR, "cannot bind %s on %s: %m",
- hosts[nhostsbak], nconf->nc_netid);
+ (hosts[nhostsbak] == NULL) ? "*" : hosts[nhostsbak],
+ nconf->nc_netid);
if (res != NULL)
freeaddrinfo(res);
- continue;
+ goto error;
} else
checkbind++;
(void) umask(oldmask);
@@ -382,7 +383,7 @@
nconf->nc_netid);
if (res != NULL)
freeaddrinfo(res);
- return 1;
+ goto error;
}
memcpy(taddr.addr.buf, sa, addrlen);
#ifdef ND_DEBUG
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