diff options
Diffstat (limited to 'sys/kern/uipc_usrreq.c')
| -rw-r--r-- | sys/kern/uipc_usrreq.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c index bb6bfbd7098..1d2ef6a345a 100644 --- a/sys/kern/uipc_usrreq.c +++ b/sys/kern/uipc_usrreq.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uipc_usrreq.c,v 1.8 1997/11/17 18:09:15 deraadt Exp $ */ +/* $OpenBSD: uipc_usrreq.c,v 1.9 1998/03/01 19:34:15 deraadt Exp $ */ /* $NetBSD: uipc_usrreq.c,v 1.18 1996/02/09 19:00:50 christos Exp $ */ /* @@ -661,6 +661,9 @@ unp_internalize(control, p) if ((unsigned)fd >= fdp->fd_nfiles || fdp->fd_ofiles[fd] == NULL) return (EBADF); + if (fdp->fd_ofiles[fd]->f_count == LONG_MAX-2 || + fdp->fd_ofiles[fd]->f_msgcount == LONG_MAX-2) + return (EDEADLK); } ip = (int *)(cm + 1); if (sizeof(int) != sizeof(struct file *)) { @@ -747,7 +750,7 @@ unp_gc() * that are not otherwise accessible and then free the rights * that are stored in messages on them. * - * The bug in the orginal code is a little tricky, so I'll describe + * The bug in the original code is a little tricky, so I'll describe * what's wrong with it here. * * It is incorrect to simply unp_discard each entry for f_msgcount |