diff options
| author | joerg <joerg@FreeBSD.org> | 1998-06-15 15:41:41 +0000 |
|---|---|---|
| committer | joerg <joerg@FreeBSD.org> | 1998-06-15 15:41:41 +0000 |
| commit | ad13fe9511811b2fd55500f08cfa653b67dbef45 (patch) | |
| tree | 17f387274a80f0d341883904d3dfce55c5dbf346 /usr.sbin/mountd/mountd.c | |
| parent | 988417407e086921c2d671b950dfb21c59811a28 (diff) | |
| download | FreeBSD-src-ad13fe9511811b2fd55500f08cfa653b67dbef45.zip FreeBSD-src-ad13fe9511811b2fd55500f08cfa653b67dbef45.tar.gz | |
Watch out for null hostnames in netgroup entries, to avoid dumping core.
This happens if someone tries to export to a netgroup like:
mygroup (,,mynisdomain)
Diffstat (limited to 'usr.sbin/mountd/mountd.c')
| -rw-r--r-- | usr.sbin/mountd/mountd.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/usr.sbin/mountd/mountd.c b/usr.sbin/mountd/mountd.c index 8152100..7b25e38 100644 --- a/usr.sbin/mountd/mountd.c +++ b/usr.sbin/mountd/mountd.c @@ -43,7 +43,7 @@ static char copyright[] = #ifndef lint /*static char sccsid[] = "@(#)mountd.c 8.15 (Berkeley) 5/1/95"; */ static const char rcsid[] = - "$Id: mountd.c,v 1.27 1997/12/13 19:50:14 guido Exp $"; + "$Id: mountd.c,v 1.28 1998/01/20 15:22:27 bde Exp $"; #endif /*not lint*/ #include <sys/param.h> @@ -913,7 +913,9 @@ get_exportlist() grp = grp->gr_next; } if (netgrp) { - if (get_host(hst, grp, tgrp)) { + if (hst == 0) { + syslog(LOG_ERR, "Null hostname in netgroup %s, skipping", cp); + } else if (get_host(hst, grp, tgrp)) { syslog(LOG_ERR, "Bad host %s in netgroup %s, skipping", hst, cp); grp->gr_type = GT_IGNORE; } |
