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accept '\0' as a valid string

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This commit is contained in:
pooka 2011-01-09 13:49:57 +00:00
parent 7ce8997e79
commit 35e989d694
1 changed files with 3 additions and 3 deletions
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6
sys/rump/librump/rumpkern/rumpcopy.c
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@ -1,4 +1,4 @@
/* $NetBSD: rumpcopy.c,v 1.13 2010/11/25 17:59:03 pooka Exp $ */
/* $NetBSD: rumpcopy.c,v 1.14 2011/01/09 13:49:57 pooka Exp $ */
/*
* Copyright (c) 2009 Antti Kantee. All Rights Reserved.
@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: rumpcopy.c,v 1.13 2010/11/25 17:59:03 pooka Exp $");
__KERNEL_RCSID(0, "$NetBSD: rumpcopy.c,v 1.14 2011/01/09 13:49:57 pooka Exp $");
#include <sys/param.h>
#include <sys/lwp.h>
@ -124,7 +124,7 @@ copyinstr(const void *uaddr, void *kaddr, size_t len, size_t *done)
/* figure out if we got a terminated string or not */
to = (uint8_t *)kaddr + (len-1);
while (to != kaddr) {
while (to >= (uint8_t *)kaddr) {
if (*to == 0)
goto found;
to--;