diff options
| author | Thomas Bushnell, BSG <thomas@gnu.org> | 1996-10-08 18:38:34 +0000 |
|---|---|---|
| committer | Thomas Bushnell, BSG <thomas@gnu.org> | 1996-10-08 18:38:34 +0000 |
| commit | 6428aed93c1a132c4cd6a8c21de9d0248fed4c46 (patch) | |
| tree | a9ae9cfb5747ef3ccb0484cc1b06a92439ed1b96 | |
| parent | ce7f605ba7d119d7aae336117a306167ede44916 (diff) | |
Tue Oct 8 13:58:31 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* hurd/ports-get.c (_hurd_ports_get): If the requested port is
null, don't attempt mach_port_mod_refs.
| -rw-r--r-- | hurd/ports-get.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/hurd/ports-get.c b/hurd/ports-get.c index e45494ac91..cdbeacc36d 100644 --- a/hurd/ports-get.c +++ b/hurd/ports-get.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1994, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -38,9 +38,9 @@ _hurd_ports_get (unsigned int which, mach_port_t *result) return EINVAL; if (which >= INIT_PORT_MAX || _hurd_ports_getters[which] == NULL) return HURD_PORT_USE (&_hurd_ports[which], - __mach_port_mod_refs (__mach_task_self (), - (*result = port), - MACH_PORT_RIGHT_SEND, - +1)); + (*result = port) == MACH_PORT_NULL ? 0 + : __mach_port_mod_refs (__mach_task_self (), + port, MACH_PORT_RIGHT_SEND, + +1)); return (*_hurd_ports_getters[which]) (result); } |