diff options
Diffstat (limited to 'contrib/bind9/lib/isc/unix/ifiter_ioctl.c')
| -rw-r--r-- | contrib/bind9/lib/isc/unix/ifiter_ioctl.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/contrib/bind9/lib/isc/unix/ifiter_ioctl.c b/contrib/bind9/lib/isc/unix/ifiter_ioctl.c index 0b01b96..68a1365 100644 --- a/contrib/bind9/lib/isc/unix/ifiter_ioctl.c +++ b/contrib/bind9/lib/isc/unix/ifiter_ioctl.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 1999-2003 Internet Software Consortium. * * Permission to use, copy, modify, and distribute this software for any @@ -15,7 +15,7 @@ * PERFORMANCE OF THIS SOFTWARE. */ -/* $Id: ifiter_ioctl.c,v 1.19.2.5.2.17 2005/10/14 02:13:07 marka Exp $ */ +/* $Id: ifiter_ioctl.c,v 1.19.2.5.2.19 2006/02/03 23:51:37 marka Exp $ */ /* * Obtain the list of network interfaces using the SIOCGLIFCONF ioctl. @@ -529,7 +529,8 @@ internal_current4(isc_interfaceiter_t *iter) { #endif REQUIRE(VALID_IFITER(iter)); - REQUIRE (iter->pos < (unsigned int) iter->ifc.ifc_len); + REQUIRE(iter->ifc.ifc_len == 0 || + iter->pos < (unsigned int) iter->ifc.ifc_len); #ifdef __linux result = linux_if_inet6_current(iter); @@ -538,6 +539,9 @@ internal_current4(isc_interfaceiter_t *iter) { iter->first = ISC_TRUE; #endif + if (iter->ifc.ifc_len == 0) + return (ISC_R_NOMORE); + ifrp = (struct ifreq *)((char *) iter->ifc.ifc_req + iter->pos); memset(&ifreq, 0, sizeof(ifreq)); |
