diff options
Diffstat (limited to 'lib/isc/unix/ifiter_ioctl.c')
| -rw-r--r-- | lib/isc/unix/ifiter_ioctl.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/isc/unix/ifiter_ioctl.c b/lib/isc/unix/ifiter_ioctl.c index 596a7b5d..46949e8f 100644 --- a/lib/isc/unix/ifiter_ioctl.c +++ b/lib/isc/unix/ifiter_ioctl.c @@ -15,7 +15,7 @@ * PERFORMANCE OF THIS SOFTWARE. */ -/* $Id: ifiter_ioctl.c,v 1.57 2007/06/19 23:47:18 tbox Exp $ */ +/* $Id: ifiter_ioctl.c,v 1.58 2007/08/30 06:02:28 marka Exp $ */ /*! \file * \brief @@ -905,7 +905,8 @@ internal_next4(isc_interfaceiter_t *iter) { struct ifreq *ifrp; #endif - 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 if (linux_if_inet6_next(iter) == ISC_R_SUCCESS) @@ -913,6 +914,10 @@ internal_next4(isc_interfaceiter_t *iter) { if (!iter->first) return (ISC_R_SUCCESS); #endif + + if (iter->ifc.ifc_len == 0) + return (ISC_R_NOMORE); + #ifdef ISC_PLATFORM_HAVESALEN ifrp = (struct ifreq *)((char *) iter->ifc.ifc_req + iter->pos); |