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Fix off by one in ether_aton_r(). Noticed by "arp info overwritten" warning. 

(how could it be missed for months?)
This commit is contained in:
tsutsui 2011-01-12 15:30:40 +00:00
parent 3626eb4b01
commit d6f76b4a7b
1 changed files with 3 additions and 3 deletions
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6
sys/net/if_ethersubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ethersubr.c,v 1.184 2010/11/17 00:20:49 dyoung Exp $ */ /* $NetBSD: if_ethersubr.c,v 1.185 2011/01/12 15:30:40 tsutsui Exp $ */
/* /*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -61,7 +61,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.184 2010/11/17 00:20:49 dyoung Exp $"); __KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.185 2011/01/12 15:30:40 tsutsui Exp $");
#include "opt_inet.h" #include "opt_inet.h"
#include "opt_atalk.h" #include "opt_atalk.h"
@ -1250,7 +1250,7 @@ ether_aton_r(u_char *dest, size_t len, const char *str)
const u_char *cp = (const void *)str; const u_char *cp = (const void *)str;
u_char *ep; u_char *ep;
#define atox(c) (((c) < '9') ? ((c) - '0') : ((toupper(c) - 'A') + 10)) #define atox(c) (((c) <= '9') ? ((c) - '0') : ((toupper(c) - 'A') + 10))
if (len < ETHER_ADDR_LEN) if (len < ETHER_ADDR_LEN)
return ENOSPC; return ENOSPC;