From 21bc421fb026fe05ecf80882d7698020ad0e336c Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sun, 17 Jun 2001 21:08:08 +0000 Subject: 2001-06-16 Roland McGrath * hurd/hurdexec.c (_hurd_exec): Be robust for DTABLESIZE==0. --- hurd/hurdexec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'hurd') diff --git a/hurd/hurdexec.c b/hurd/hurdexec.c index 30a27e8048..39d867a2d0 100644 --- a/hurd/hurdexec.c +++ b/hurd/hurdexec.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,92,93,94,95,96,97,99 Free Software Foundation, Inc. +/* Copyright (C) 1991,92,93,94,95,96,97,99,2001 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 @@ -187,7 +187,7 @@ _hurd_exec (task_t task, file_t file, } /* Prune trailing null ports from the descriptor table. */ - while (dtable[dtablesize - 1] == MACH_PORT_NULL) + while (dtablesize > 0 && dtable[dtablesize - 1] == MACH_PORT_NULL) --dtablesize; /* The information is all set up now. Try to exec the file. */ -- cgit v1.2.3