diff options
| author | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2001-01-23 02:18:56 +0000 |
|---|---|---|
| committer | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2001-01-23 02:18:56 +0000 |
| commit | 54e32e8f038292fdc6fb22fd5e37d89871a919a0 (patch) | |
| tree | eab17c7944dfd717a2a9cc1e925921145eb454b4 /sys/kern/uipc_socket.c | |
| parent | 6baa8dc4583e81d491bee16c0c94f3b28d05bbf0 (diff) | |
when the peer is disconnected before accept(2) is issued,
do not return junk data in mbuf (= sockaddr on accept(2)'s 2nd arg).
set the length to zero.
behavior checked with bsdi and freebsd.
partial solution to NetBSD PR 12027 and 10698 (need more investigation).
Diffstat (limited to 'sys/kern/uipc_socket.c')
| -rw-r--r-- | sys/kern/uipc_socket.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c index 82d9575ed05..d2e71f2c956 100644 --- a/sys/kern/uipc_socket.c +++ b/sys/kern/uipc_socket.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uipc_socket.c,v 1.28 2000/11/16 20:02:19 provos Exp $ */ +/* $OpenBSD: uipc_socket.c,v 1.29 2001/01/23 02:18:55 itojun Exp $ */ /* $NetBSD: uipc_socket.c,v 1.21 1996/02/04 02:17:52 christos Exp $ */ /* @@ -271,6 +271,8 @@ soaccept(so, nam) if ((so->so_state & SS_ISDISCONNECTED) == 0) error = (*so->so_proto->pr_usrreq)(so, PRU_ACCEPT, NULL, nam, NULL); + else + nam->m_len = 0; splx(s); return (error); } |