diff options
| author |   deraadt <deraadt@openbsd.org> | 1996-05-14 19:37:34 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 1996-05-14 19:37:34 +0000 |
| commit | 601292b654670a9a501aa738d2d2af637bcf2072 (patch) | |
| tree | 3e713dcd601ff21f92297b3c9c42c8f85d74ac85 | |
| parent | when making distributions, make sure the include directory gets filled (diff) | |
| download | wireguard-openbsd-601292b654670a9a501aa738d2d2af637bcf2072.tar.xz wireguard-openbsd-601292b654670a9a501aa738d2d2af637bcf2072.zip | |
non-root bind() to 2049 gets EADDRINUSE
| -rw-r--r-- | sys/netinet/in_pcb.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/sys/netinet/in_pcb.c b/sys/netinet/in_pcb.c index 8f5cc701afa..90a6392fba7 100644 --- a/sys/netinet/in_pcb.c +++ b/sys/netinet/in_pcb.c @@ -1,4 +1,4 @@ -/* $OpenBSD: in_pcb.c,v 1.3 1996/03/14 07:58:29 tholo Exp $ */ +/* $OpenBSD: in_pcb.c,v 1.4 1996/05/14 19:37:34 deraadt Exp $ */ /* $NetBSD: in_pcb.c,v 1.25 1996/02/13 23:41:53 christos Exp $ */ /* @@ -155,6 +155,14 @@ in_pcbbind(v, nam) if (ntohs(lport) < IPPORT_RESERVED && (error = suser(p->p_ucred, &p->p_acflag))) return (EACCES); + /* + * treat port 2049 as a reserved port, but indicate + * that it is used to not confuse a bindresvport() + * type function + */ + if (ntohs(lport) == 2049 && + suser(p->p_ucred, &p->p_acflag)) + return (EADDRINUSE); t = in_pcblookup(table, zeroin_addr, 0, sin->sin_addr, lport, wild); if (t && (reuseport & t->inp_socket->so_options) == 0) @@ -516,7 +524,7 @@ in_pcblookup(table, faddr, fport_arg, laddr, lport_arg, flags) continue; } else { if (faddr.s_addr != INADDR_ANY) - wildcard++; + wildcard++; } if (inp->inp_laddr.s_addr != INADDR_ANY) { if (laddr.s_addr == INADDR_ANY) |