diff options
| author | Nate Williams <nate@FreeBSD.org> | 1998-11-25 22:19:21 +0000 |
|---|---|---|
| committer | Nate Williams <nate@FreeBSD.org> | 1998-11-25 22:19:21 +0000 |
| commit | 4e55c42d7271641a753750ea89d1b9081ec7c28a (patch) | |
| tree | 4bb6f56779fcbd02727b046bd823bb68d233b63e | |
| parent | 11ebf0ebd3743f8bf73af6541a58ebef00798624 (diff) | |
Notes
| -rw-r--r-- | sys/netinet/in_pcb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sys/netinet/in_pcb.c b/sys/netinet/in_pcb.c index ee76e3357382..92547224b318 100644 --- a/sys/netinet/in_pcb.c +++ b/sys/netinet/in_pcb.c @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)in_pcb.c 8.4 (Berkeley) 5/24/95 - * $Id: in_pcb.c,v 1.23.2.2 1997/09/30 16:25:03 davidg Exp $ + * $Id: in_pcb.c,v 1.23.2.3 1998/03/02 07:58:17 guido Exp $ */ #include <sys/param.h> @@ -190,11 +190,17 @@ in_pcbbind(inp, nam) if (ntohs(lport) < IPPORT_RESERVED && (error = suser(p->p_ucred, &p->p_acflag))) return (EACCES); - if (so->so_uid) { + if (so->so_uid && + !IN_MULTICAST(ntohl(sin->sin_addr.s_addr))) { t = in_pcblookup(inp->inp_pcbinfo, zeroin_addr, 0, sin->sin_addr, lport, INPLOOKUP_WILDCARD); - if (t && (so->so_uid != t->inp_socket->so_uid)) + if (t && + (ntohl(sin->sin_addr.s_addr) != INADDR_ANY || + ntohl(t->inp_laddr.s_addr) != INADDR_ANY || + (t->inp_socket->so_options & + SO_REUSEPORT) == 0) && + (so->so_uid != t->inp_socket->so_uid)) return (EADDRINUSE); } t = in_pcblookup(inp->inp_pcbinfo, zeroin_addr, 0, |