diff options
Diffstat (limited to 'sysdep/unix/krt-iface.c')
| -rw-r--r-- | sysdep/unix/krt-iface.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sysdep/unix/krt-iface.c b/sysdep/unix/krt-iface.c index 3a50e8b..e9df6e4 100644 --- a/sysdep/unix/krt-iface.c +++ b/sysdep/unix/krt-iface.c @@ -36,11 +36,11 @@ scan_ifs(struct ifreq *r, int cnt) unsigned fl; ip_addr netmask; int l; - int sec = 0; if_start_update(); for (cnt /= sizeof(struct ifreq); cnt; cnt--, r++) { + int sec = 0; bzero(&i, sizeof(i)); bzero(&a, sizeof(a)); DBG("%s\n", r->ifr_name); @@ -136,11 +136,12 @@ scan_ifs(struct ifreq *r, int cnt) i.mtu = r->ifr_mtu; #ifdef SIOCGIFINDEX - if (ioctl(if_scan_sock, SIOCGIFINDEX, r) < 0) - DBG("SIOCGIFINDEX failed: %m\n"); - else + if (ioctl(if_scan_sock, SIOCGIFINDEX, r) >= 0) i.index = r->ifr_ifindex; -#else + else if (errno != -EINVAL) + DBG("SIOCGIFINDEX failed: %m\n"); + else /* defined, but not supported by the kernel */ +#endif /* * The kernel doesn't give us real ifindices, but we still need them * at least for OSPF unnumbered links. So let's make them up ourselves. @@ -152,7 +153,6 @@ scan_ifs(struct ifreq *r, int cnt) static int if_index_counter = 1; i.index = if_index_counter++; } -#endif pi = NULL; if (sec) |