diff options
| author |   mpi <mpi@openbsd.org> | 2014-08-11 09:47:56 +0000 |
|---|---|---|
| committer | mpi <mpi@openbsd.org> | 2014-08-11 09:47:56 +0000 |
| commit | 38c8fc571162610bd165a44b6b15d2d6331ccba6 (patch) | |
| tree | f3c93746a62f8a92c01e9c08bcab148f65a66881 /usr.sbin/arp/arp.c | |
| parent | Steal stripcom() from /etc/rc to parse sysmerge.ignore. (diff) | |
| download | wireguard-openbsd-38c8fc571162610bd165a44b6b15d2d6331ccba6.tar.xz wireguard-openbsd-38c8fc571162610bd165a44b6b15d2d6331ccba6.zip | |
Do not try to delete RTF_LOCAL entries. Such routes are automatically
created /deleted by the kernel when an IP address is added/removed
on/from an interface and should not be manipulated by userland tools.
ok henning@, jca@
Diffstat (limited to 'usr.sbin/arp/arp.c')
| -rw-r--r-- | usr.sbin/arp/arp.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/usr.sbin/arp/arp.c b/usr.sbin/arp/arp.c index 055b6e8dff7..d18f56a600f 100644 --- a/usr.sbin/arp/arp.c +++ b/usr.sbin/arp/arp.c @@ -1,4 +1,4 @@ -/* $OpenBSD: arp.c,v 1.56 2014/03/18 14:18:22 mikeb Exp $ */ +/* $OpenBSD: arp.c,v 1.57 2014/08/11 09:47:56 mpi Exp $ */ /* $NetBSD: arp.c,v 1.12 1995/04/24 13:25:18 cgd Exp $ */ /* @@ -406,19 +406,22 @@ tryagain: } sin = (struct sockaddr_inarp *)((char *)rtm + rtm->rtm_hdrlen); sdl = (struct sockaddr_dl *)(ROUNDUP(sin->sin_len) + (char *)sin); - if (sin->sin_addr.s_addr == sin_m.sin_addr.s_addr) - if (sdl->sdl_family == AF_LINK && - (rtm->rtm_flags & RTF_LLINFO) && - !(rtm->rtm_flags & RTF_GATEWAY)) - switch (sdl->sdl_type) { - case IFT_ETHER: - case IFT_FDDI: - case IFT_ISO88023: - case IFT_ISO88024: - case IFT_ISO88025: - case IFT_CARP: - goto delete; - } + if (sin->sin_addr.s_addr == sin_m.sin_addr.s_addr) { + if (sdl->sdl_family == AF_LINK && rtm->rtm_flags & RTF_LLINFO) { + if (rtm->rtm_flags & RTF_LOCAL) + return (0); + if (!(rtm->rtm_flags & RTF_GATEWAY)) + switch (sdl->sdl_type) { + case IFT_ETHER: + case IFT_FDDI: + case IFT_ISO88023: + case IFT_ISO88024: + case IFT_ISO88025: + case IFT_CARP: + goto delete; + } + } + } if (sin_m.sin_other & SIN_PROXY) { warnx("delete: can't locate %s", host); |